Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 8138881 | Coated wire and film resistor A coated wire is solderable with soft solder while maintaining separate phases of the core and the coating. A 100 μm to 400 μm thick nickel wire may be coated galvanically with silver. For a film resistor with coated wires as connection wires, including a platinum... | 03/20/2012 |
| 8134447 | Electrical multilayer component and method for producing an electrical multilayer component An electrical multilayer component has a stack of dielectric layers and electrode layers arranged one above another. Electrode layers of identical electrical polarity are jointly contacted to an external contact arranged at a side face of the stack. A resistor sinte... | 03/13/2012 |
| 8115589 | Method for producing an electrical resistor on a substrate A method for producing an electrical resistor, in particular a current sensing resistor, on a substrate, a resistor blank being placed on the substrate and then being heat-treated to form the resistor. To form the resistor blank, a palladium layer is applied to the ... | 02/14/2012 |
| 8089338 | Variable attenuator The invention discloses a variable attenuator, comprising two or more resistors each resistor having its own effective resistance value, and means for simultaneously short circuiting at least a portion of two or more of said resistors, whereby simultaneously changin... | 01/03/2012 |
| 8063731 | Matched RF resistor having a planar layer structure The invention relates to an RF resistor, and in particular an RF terminating resistor, having a planar layer structure which has, on a substrate (16), a resistive layer (10) for converting RF energy into heat, an input conductor track (12) for t... | 11/22/2011 |
| 8026788 | Thin-film resistor with a layer structure and method for manufacturing a thin-film resistor with a layer structure A thin-film resistor with a layer structure with a Ti layer and a TiN layer is described, wherein a layer thickness of the Ti layer and a layer thickness of the TiN layer are selected such that a resulting temperature coefficient of resistance (TCR) is smaller than ... | 09/27/2011 |
| 7936248 | Ti(N) thin-film resistor deposited on ALN substrate and attenuator using same The present invention relates to a thin-film resistor for an attenuator that is utilized in the fourth generation mobile communication, and more specifically, to a thin-film resistor having a Ti(N) thin film formed on an aluminum nitride (ALN) substrate. The thin-fi... | 05/03/2011 |
| 7737818 | Embedded resistor and capacitor circuit and method of fabricating same An embedded resistor and capacitor circuit and fabrication method is provided. The circuit includes a substrate, a conductive foil laminated to the substrate, and a thick film dielectric material disposed on the conductive foil. One or more thick film electrodes are... | 06/15/2010 |
| 7609144 | High resistivity thin film composition and fabrication method A thin film composition is made from silicon, an insulator such as alumina or silicon dioxide, and at least one additional material such as chromium, nickel, boron and/or carbon. These materials are combined to provide a thin film having a ρ of at least 0.02 Ω-cm ... | 10/27/2009 |
| 7479869 | Metal resistor and resistor material A metal resistor and resistor material are disclosed. The metal resistor may include an infused metal selected from the group consisting of: copper (Cu) infused with at least one of silicon (Si), nitrogen (N2), carbon (C), tantalum (Ta), titanium (Ti) and... | 01/20/2009 |
| 7403095 | Thin film resistor structure and method of fabricating a thin film resistor structure A thin film resistor structure and a method of fabricating a thin film resistor structure is provided. The thin film resistor structure includes an electrical interface layer or head layer that is a combination of a Titanium (Ti) layer and a Titanium Nitride (TiN) l... | 07/22/2008 |
| 7378937 | Chip resistor and method of making the same A chip resistor includes a resistor element in the form of a chip, and at least two electrodes formed on the resistor element. The resistor element includes an upper surface, a lower surface, and two end surfaces extending between the upper and the lower surfaces an... | 05/27/2008 |
| 7355504 | Electrical devices An electrical device which comprises first and second laminar electrodes and a laminar PTC resistive element sandwiched between them, the device comprising (a) a main portion which comprises a main part of the first electrode, a ma... | 04/08/2008 |
| 7335850 | Plasma jet electrode device and system thereof A plasma jet electrode device includes an orientation base, a ceramic pipe, a round plate having a plurality of tilted through holes thereon and a high-voltage metal electrode. A dielectric discharging plasma area is formed between the high-voltage metal electrode a... | 02/26/2008 |
| 7304542 | Photo-receiving amplifier element, optical pickup unit, and optical disk device A feedback resistor of a feedback circuit included in a photo-receiving amplifier element is formed on an island region in which an electric potential is in a floating state. The island region is electrically isolated from an island region on which an element other ... | 12/04/2007 |
| 7304276 | Thick film heater integrated with low temperature components and method of making the same A thick film heater is shown wherein the thick film resistive circuit, as the heating element, is applied directly to a target object to be heated for very low temperature applications. The thick film used is polymer-based (preferably epoxy). The thick film resistiv... | 12/04/2007 |
| 7297902 | High performance defrosters for transparent panels The present invention provides a window assembly having a transparent panel and a conductive heater grid formed integrally with the transparent panel. The conductive heater grid has a first group of grid lines and a second group of grid lines, with opposing ends of ... | 11/20/2007 |
| 7292132 | NTC thermistor probe An apparatus for temperature measurement comprising at least one insulator, at least one thermistor attached to the insulator, the thermistor having at least one of a Ge NTC die and an Si NTC die, and at least one outer electrically conductive film attached to the i... | 11/06/2007 |
| 7292022 | Current detection resistor, mounting structure thereof and method of measuring effective inductance A mounting structure for current detection resistor device has a feature that voltage detection terminal wiring is configured so as to extend along a current path in the resistor body first, and then, to bend at right angles to the current path, while maintaining el... | 11/06/2007 |
| 7286039 | Chip resistor and method of manufacturing the same A chip resistor is provided which includes a resistor film 5 formed between a pair of terminal electrodes 2 and 3 on an upper surface of an insulating substrate 2. The resistor film is formed with two inward grooves 7, 8 and two tr... | 10/23/2007 |
| 7279692 | Micromechanical infrared source A device for generating infrared radiation includes at least one heating element and at least one radiating element for irradiating the infrared radiation. The heating element is a micromechanical, two-dimensional heater structure. The heating element may be applied... | 10/09/2007 |
| 7278202 | Method for making overlay surface mount resistor A surface mount resistor includes an elongated piece of resistive material having strips of conductive material attached to its opposite ends. The strips of conductive material are separated to create an exposed central portion of the resistive material therebetween... | 10/09/2007 |
| 7277289 | Resistor for controlling a fan motor rotating speed for use in an air conditioner Provided is a resistor for controlling a fan motor rotating speed for use in an air conditioner. The resistor comprises a base body, a radiator attached to a top portion of the base body, a printed resistor circuit board covered with insulating sheets and received w... | 10/02/2007 |
| 7268663 | Precision thin film AC voltage divider A precision AC input voltage divider of input resistance RI and feedback resistance RF on a substrate is printed as a serpentine pattern for a thin line of resistive material. The input resistance is formed between a first and second terminal, ... | 09/11/2007 |
| 7262108 | Methods for forming resistors for integrated circuit devices Methods of forming an integrated circuit device may include forming an insulating layer on an integrated circuit substrate, forming a first conductive layer on the insulating layer, and forming a second conductive layer on the first conductive layer so that the firs... | 08/28/2007 |
| 7256431 | Insulating substrate and semiconductor device having a thermally sprayed circuit pattern An insulating substrate includes a metal base as a base member, an insulating layer which is a room temperature, aerosol deposited shock solidification film formed on the metal base, and a circuit pattern which is a cold sprayed thermal spray coating formed on the i... | 08/14/2007 |
| 7253074 | Temperature-compensated resistor and fabrication method therefor A method for forming a temperature-compensated resistor on a semiconductor substrate is provided. A resistor element is formed on the semiconductor substrate. Terminal contacts are formed on the ends of the resistor element. A temperature-compensating configuration ... | 08/07/2007 |
| 7241131 | Thick film heater apparatus A thick-film electric heater having thick-film layers applied directly on a thermally conductive non-flat substrate. Preferably, the substrate is cylindrically shaped. A dielectric layer is silk-screened on the substrate surface. A resistive layer is silk-screened o... | 07/10/2007 |
| 7221253 | Fusible resistor and method of fabricating the same A fusible resistor and method of fabricating the same is provided. The fusible resistor has a very low resistance of 20 to 470 mΩ. by depositing thin films as a fusible element made of a material with low resistivity such as copper having a temperature coefficient ... | 05/22/2007 |
| 7217981 | Tunable temperature coefficient of resistance resistors and method of fabricating same Tunable TCR resistors incorporated into integrated circuits and a method fabricating the tunable TCR resistors. The tunable TCR resistors including two or more resistors of two or more different materials having opposite polarity and different magnitude TCRs, the sa... | 05/15/2007 |
| 7215235 | Conductive substrate with resistance layer, resistance board, and resistance circuit board A conductive substrate with a resistance layer comprising a substantially flat high conductivity substrate roughening treated on its surface by a resistance component and provided with a resistance layer by the resistance component so as to enable the interface betw... | 05/08/2007 |
| 7204015 | Electric heating cloth method A method for producing a uniformly heated electric heating cloth comprising the steps of forming heating threads by dissolving a thermoplastic polymer in an organic solvent, adding an industrial carbon which is produced from acetylene to form a first mixture, grindi... | 04/17/2007 |
| 7205880 | Trimmer impedance component, semiconductor device and trimming method A trimmer resistance component of the present invention has a trimmer resistor constructed of a p-type diffusion layer formed on the surface of an n-type epitaxial layer. A first electrode is connected to a portion located on one end side of this trimmer resistor, w... | 04/17/2007 |
| 7199446 | Stacked electrical resistor pad for optical fiber attachment An electrical resistor structure overlies a substrate and comprises a composite resistor having a first resistor of relatively low resistance and a second resistor of relatively high resistance overlying the first resistor. First and second electrodes make contact w... | 04/03/2007 |
| 7193499 | Chip resistor and method of making the same A chip resistor includes a resistor element in the form of a chip, and at least two electrodes formed on the resistor element. The resistor element includes an upper surface, a lower surface, and two end surfaces extending between the upper and the lower surfaces an... | 03/20/2007 |
| 7192654 | Multilayered construction for resistor and capacitor formation The invention concerns multilayered constructions useful for forming resistors and capacitors, for the manufacture of printed circuit boards or other microelectronic devices. The multilayered constructions comprise sequentially attached layers comprising: a first el... | 03/20/2007 |
| 7176417 | Apparatuses and methods for resistively heating a thermal processing system A resistive heater having a doped ceramic heating element embedded either partially or completely within a matrix of undoped ceramic material. The ceramic may be silicon carbide, and the dopant may be nitrogen. Many of the advantages of the present heater stern from... | 02/13/2007 |
| 7170389 | Apparatus for tantalum pentoxide moisture barrier in film resistors The present invention discloses a method of manufacturing a thin resistor with a moisture barrier by depositing a metal film layer on a substrate and depositing a layer of tantalum pentoxide film overlaying the metal film layer. The present invention also includes a... | 01/30/2007 |
| 7166913 | Heat dissipation for heat generating element of semiconductor device and related method A structure and method are disclosed for heat dissipation relative to a heat generating element in a semiconductor device. The structure includes a plurality of heat transmitting lines partially vertically coincidental with the heat generating element, and at least ... | 01/23/2007 |
| 7165316 | Methods for manufacturing resistors using a sacrificial layer An electrical resistor is made by providing a sacrificial layer and conductive pads disposed on a first surface of the sacrificial layer. An electrically resistive material is deposited over the pads and on the first surface of the sacrificial layer to form at least... | 01/23/2007 |
