Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 8169751 | Magnetoresistive sensor having a structure for activating and deactivating electrostatic discharge prevention circuitry A structure for preventing Electrostatic Discharge (LSD) damage to a magnetoresistive sensor during manufacture. The structure includes a switching element that can be switched off during testing of the sensor and then switched back on to provide ESD shunting to the... | 05/01/2012 |
| 8159790 | Method and apparatus for the prevention of electrostatic discharge (ESD) by a hard drive magnetic head involving the utilization of anisotropic conductive paste (ACP) in the securement to a head-gimbal assembly (HGA) A system and method for the prevention of electrostatic discharge (ESD) by a hard drive magnetic head is disclosed. The magnetic head is secured to a head-gimbal assembly (HGA) by anisotropic conductive paste (ACP) to provide an improved electrostatic discharge path... | 04/17/2012 |
| 8107200 | ESD, cross talk and noise minimizing resistive/capacitative shunt for CPP and TMR devices A slider mounted CPP GMR or TMR read head sensor is protected from electrostatic discharge (ESD) damage and from noise and cross-talk from an adjacent write head by means of a balanced resistive/capacitative shunt. The shunt includes highly resistive interconnection... | 01/31/2012 |
| 8085510 | Multi-port cable for removable ESD/EOD protection for electronic devices A protective device for protecting an electronic device, e.g., MR head, from ESD/EOS damage includes a cable having leads coupled to the electronic device and a first port providing access to the leads. A second port with one-to-one electrical connection to each lea... | 12/27/2011 |
| 7692897 | Grounded writer core A transducing head includes a substrate, a writer positioned upon the substrate, and a reader positioned adjacent the writer. The writer is in electrical contact with the substrate. ... | 04/06/2010 |
| 7561382 | Reusable ESD shorting member and cable A mechanism for protecting an electronic component from electrostatic discharge (ESD) damage. The system includes a cable adapted for coupling to an electronic device, the cable having multiple traces therein adapted for electrical communication with components of t... | 07/14/2009 |
| 7538986 | Multi-port cable for removable ESD/EOD protection for electronic devices A protective device for protecting an electronic device, e.g., MR head, from ESD/EOS damage includes a cable having leads coupled to the electronic device and a first port providing access to the leads. A second port with one-to-one electrical connection to each lea... | 05/26/2009 |
| 7502207 | Method and apparatus for protecting magnetoresistive heads from electrostatic discharge An apparatus and method for providing electrostatic discharge protection for a disc drive read head. A pair of depletion mode MOSFETS, and a fuse associated with each are disposed between the read head output terminals. The MOSFETS are controlled to an “off” sta... | 03/10/2009 |
| 7489482 | Magnetic head of magnetoresistance effect type and process for production thereof In the case of magnetic head of magnetoresistance effect type whose breakdown voltage is as low as 0.3 V, it is impractical to ignore even a very small amount of static electricity that occurs during fabrication or use. In one embodiment, the desired magnetic head i... | 02/10/2009 |
| 7480121 | Electrostatic discharge protection circuit for preamps connected to magneto-resistive read elements A magnetic storage system comprises a read element and an electrostatic discharge (ESD) protection circuit that communicates with the read element and that includes a normally-on transistor that shorts the read element when the magnetic storage system is unpowered. | 01/20/2009 |
| 7474513 | Magneto-resistive (MR) transducer having an electrostatic discharge (ESD) element and separation structure in contact with magnetic media A magneto-resistive (MR) transducer is capable of reading data signals magnetically recorded on a tape. The transducer includes a head-tape interface (HTI) and a MR sensor adjacent to the HTI. An electro-static discharge (ESD) element is coupled to the MR sensor, wh... | 01/06/2009 |
| 7436630 | System and method for reducing micro-discharge events in a data storage device A data storage device head having reduced media induced micro-discharge events. The data storage device head includes a support structure, and a wafer. A mitigation voltage, other than a ground potential, is presented to the wafer at a level sufficient to suppress m... | 10/14/2008 |
| 7402759 | Printed circuit board, magnetic disk device, and method for manufacturing the printed circuit board An insulating substrate includes a first area where a semiconductor device is disposed, a second area where a wiring electrically connecting to the semiconductor device is disposed, and a third area where a terminal electrically connecting to the wiring is disposed.... | 07/22/2008 |
| 7400474 | Conductive pairing for piggyback magnetic head A magnetic tape head having an array of reader/writer pairs formed on a common substrate, each reader/writer pair being configured in a piggyback configuration such that the writer and reader of each pair are aligned in a direction parallel to a relative direction o... | 07/15/2008 |
| 7397636 | GMR head design that suppresses tribocharge during its assembly A method for preventing electrostatic discharge (ESD) damage in the head-suspension assembly (HSA) construction process. The method uses a novel GMR magnetic recording head on a conductive slider substrate, the GMR head being electrically connected to the substrate ... | 07/08/2008 |
| 7392579 | Method for protecting a slider mounted CPP GMR or TMR read head sensor from noise and ESD damage A slider mounted CPP GMR or TMR read head sensor is protected from electrostatic discharge (ESD) damage and from noise and cross-talk from an adjacent write head by means of a balanced resistive/capacitative shunt. The shunt includes highly resistive interconnection... | 07/01/2008 |
| 7375931 | Magnetic recording head with ESD shunt trace Recording heads having an ESD shunt trace and methods of fabricating the same are disclosed. A recording head of the invention includes a first shield, a second shield, an MR read element between the first shield and the second shield, and an ESD shunt trace. The ES... | 05/20/2008 |
| 7369370 | GMR head design that suppresses tribocharge during its assembly A method for preventing electrostatic discharge (ESD) damage in the head-suspension assembly (HSA) construction process. The method includes the use of a novel GMR magnetic recording head on a conductive slider substrate, the GMR head being electrically connected to... | 05/06/2008 |
| 7369364 | Interconnect for dissipating electrostatic charges on a head slider An interconnect that may reduce a head slider's exposure to electrostatic discharge events and may dissipate charging of the head is provided. Conductive and nonconductive adhesives are used to adhere a head slider to the interconnect. An electromagnetic interferenc... | 05/06/2008 |
| 7359149 | Composite type thin-film magnetic head with reduced capacitance between leads for read and write head elements A composite type thin-film magnetic head is provided, which comprises: a write head element; a pair of terminal pads for the write head element; a pair of lead conductors for the write head element, electrically connecting the write head element to the pair of termi... | 04/15/2008 |
| 7358169 | Laser-assisted deposition A method is provided for depositing a patterning material onto an optically transparent substrate by the use of a laser beam. A solid layer of a patterning material is placed adjacent to a receiving surface of the substrate. A laser beam is directed at an incident a... | 04/15/2008 |
| 7355821 | Magneto resistive (MR) head Disclosed is an MR head in which the MR element resists damage due to ESD. A magneto resistive head to be in contact with a running magnetic tape includes a substrate, an insulating layer, a magneto resistive element located in the insulating layer, at least one shi... | 04/08/2008 |
| 7347617 | Mixing in microfluidic devices Mixing of liquids in a microfluidic device is accomplished by dispensing the liquids into a first chamber to produce combined liquid. The liquids are thereafter discharged through at least one capillary from the first chamber into a second chamber for complete mixin... | 03/25/2008 |
| 7345853 | Device with ESD protection utilizing a shorting material between electrical pads or leads which are shorted then unshorted by severing the shorting material and then recreating the short by reapplying the shorting material A device according to one embodiment includes an electronic component such as an MR sensor, a pair of leads operatively coupled to the electronic component, and shorting material between the leads, the shorting material having been applied by a laser deposition proc... | 03/18/2008 |
| 7340823 | Methods for forming head suspension assemblies Embodiments include a method for forming a head suspension assembly. A spacer layer is formed in or on a silicon wafer. A transfer film including an opening defining the shape of a slider support membrane is provided, and the opening is filled with a resin material.... | 03/11/2008 |
| 7342895 | Method and system for peer-to-peer wireless communication over unlicensed communication spectrum The present invention provides a method and system for peer-to-peer wireless communication over an unlicensed communication spectrum without routing or relaying of messages. Low-cost wireless communication is made possible by providing direct, peer-to-peer wireless ... | 03/11/2008 |
| 7342760 | Circuit arrangement for protection against electrostatic discharge and voltage regulating device having a circuit arrangement A circuit arrangement for protection against electrostatic discharge for a field-effect transistor is disclosed. The arrangement includes a first and a second controllable path each having a control terminal. The control terminals of the controllable paths are coupl... | 03/11/2008 |
| 7301732 | GMR head design that suppresses tribocharge during its assembly A method for preventing electrostatic discharge (ESD) damage in the head-suspension assembly (HSA) construction process. The method includes the use of a novel GMR magnetic recording head on a conductive slider substrate, the GMR head being electrically connected to... | 11/27/2007 |
| 7296336 | Method to protect a GMR head from electrostatic damage during the manufacturing process A simple method is provided for protecting slider mounted read/write transducers from electrostatic discharge damage during the manufacture of disk drives. The method involves placing a ball of conducting thermoplastic resin, such as a gold or silver epoxy, between ... | 11/20/2007 |
| 7291279 | Method of making a read sensor while protecting it from electrostatic discharge (ESD) damage A method of making a read sensor while protecting it from electrostatic discharge (ESD) damage involves forming a severable shunt during the formation of the read sensor. The method may include forming a resist layer over a plurality of read sensor layers; performin... | 11/06/2007 |
| 7289302 | On slider inductors and capacitors to reduce electrostatic discharge damage A slider for use in a magnetic disk drive includes read pads for connecting to a flexible circuit that couples to a pre-amplifier circuit, a transducer, and a protector connected to the transducer and the read pads to protect the transducer against damage from elect... | 10/30/2007 |
| 7286328 | Electrostatic discharge protection circuit for preamps connected to magneto-resistive read elements A magnetic storage system comprises a read element and an electrostatic discharge (ESD) protection circuit that includes a shunting device including a first terminal that communicates with a first terminal of the read element and a second terminal that communicates ... | 10/23/2007 |
| 7277260 | Magnetic head spin valve structure with CoFeCu magnetic layer and ZnO/TaOcap layer A magnetic head that includes a spin valve sensor of the present invention which may be a CIP or CPP device. The sensor includes a free magnetic layer that is comprised of CoFeCu. In certain embodiments the free magnetic layer may also include a sublayer of NiFe. Th... | 10/02/2007 |
| 7274539 | Composite type thin film magnetic head having a low parasitic capacitance between a write coil and an upper read head shield A composite type thin-film magnetic head is provided, which comprises: a MR read head element having an upper shield layer, a lower shield layer, an MR layer in which a sense current flows in a direction perpendicular to a surface of the layer through the upper shie... | 09/25/2007 |
| 7271968 | Head protection circuit of hard disk drive A head protection circuit that protects a write head and a magnetoresistive (MR) read head by bypassing electrostatic charge applied to the write head when the power of a preamplifier is turned “off” includes: a first differential mode switch and a first differe... | 09/18/2007 |
| 7259941 | Magnetoresistive sensor having a high coercivity hard bias structure A magnetoresistive sensor having a hard bias structure having increased coercivity and squareness. The structure also allows the use of a thinner seed layer, which results in improved biasing by decreasing the spacing between the hard magnetic bias layer and the fre... | 08/21/2007 |
| 7256970 | Elimination of electric-pop noise in MR/GMR device A magnetic reading head comprising: a bottom shield; a top shield; an AMR device with MR and SAL separated by a thin insulating layer; a first insulting gap layer between said bottom shield and said AMR; a second insulating gap layer between said AMR and said top sh... | 08/14/2007 |
| 7239488 | MR sensor on an insulating substrate and method of manufacture According to an embodiment of the present invention, a slider design is presented that provides improved protection for the head/sensor of the slider. In one embodiment, the design of the slider is such that ESD protection is provided during the slider wafer process... | 07/03/2007 |
| 7236334 | Repeatable ESD protection utilizing a process for unshorting a first shorting material between electrical pads and reshorting by recreating the short A method for shorting, unshorting, and reshorting an electronic component such as an MR sensor provides a repeatable ESD protection scheme. A conductive line of an electrically conductive first shorting material is created between electrical leads operatively couple... | 06/26/2007 |
| 7223922 | ESD dissipative coating on cables A cable having an electrostatic discharge (ESD) dissipative coating. The cable includes a lead and an ESD dissipative coating operatively coupled to the lead. Other layers such as adhesives and insulating layers can be provided. The ESD dissipative coating can also ... | 05/29/2007 |
