"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7600850 | Internal vent channel in ejection head assemblies and methods relating thereto Fluid ejection head assemblies, fluid ejection devices, and methods for improving fluid sealing of fluid ejection head assemblies. One such fluid ejection head assembly includes a substrate cavity and a substantially planar surface surrounding the substrate cavity. ... | 10/13/2009 |
| 7405946 | Ball grid array assignment A pattern of contacts that includes high speed transmitter contacts disposed in a first portion of the pattern, where the high speed transmitter contacts are disposed in first ordered channels of adjacent transmitter differential pairs. High speed receiver contacts ... | 07/29/2008 |
| 7395522 | Yield profile manipulator A graphical profile map for integrated circuits on a substrate. The graphical profile map includes a depiction of die placement boundaries and shot placement boundaries for the integrated circuits on the substrate. Also included are integrated circuit property infor... | 07/01/2008 |
| 7379281 | Bias for electrostatic discharge protection An electrostatic discharge protection circuit adapted to reduce an electrostatic discharge event on a line of an integrated circuit. The protection circuit includes an NMOS transistor having a source contact that is electrically connected to the line. A drain contac... | 05/27/2008 |
| 7371659 | Substrate laser marking A method for forming a feature in a substrate, where residue within the feature can be easily removed. An upper sidewall portion of the feature is formed, where the upper sidewall portion forms a void in the substrate. The upper sidewall portion has an upper sidewal... | 05/13/2008 |
| 7315360 | Surface coordinate system A method for creating a reference for a first position on a substrate edge. A first reference point is selected relative to a circumference of the substrate edge, and a second reference point is selected relative to a bevel of the substrate edge. A first distance al... | 01/01/2008 |
| 7299158 | Process control data collection A data collection system. A data input form receives data, and a message queue receives the data from the data input form, and temporarily manages the data until the data collection system can process the data. A temporary data storage temporarily stores the data re... | 11/20/2007 |
| 7299435 | Frequency dependent timing margin A method for determining a timing margin to be applied in an integrated circuit timing design. Circuit simulator path delays and static timing analysis tool path delays are determined for the integrated circuit timing design. The circuit simulator path delays are pl... | 11/20/2007 |
| 7248280 | Laser scanner having reduced air currents A method for improving the operation of an electrophotographic printer. The method includes providing an electrophotographic printer containing a laser scanning unit. A torsion oscillator for the laser scanning unit is enclosed in closed compartment. The closed comp... | 07/24/2007 |
| 7244014 | Micro-fluid ejection devices and method therefor An improved ink jet printhead for an ink jet printer and method therefor. The printhead includes a semiconductor substrate containing ink ejection devices. A thick film layer is attached to the substrate. A nozzle plate is attached to the thick film layer. The nozzl... | 07/17/2007 |
| 7228516 | Negative bias temperature instability modeling A method for accounting for negative bias temperature instability in a rise delay of a circuit design, the method comprising the steps of create a cell and net model library with original rise numbers, construct the circuit design from the cell and net models, for e... | 06/05/2007 |
| 7220362 | Planarization with reduced dishing A method of forming a planarized layer on a substrate, where the substrate is cleaned, and the layer is formed having a surface with high portions and low portions. A resistive mask is formed over the low portions of the layer, but not over the high portions of the ... | 05/22/2007 |
| 7204574 | Polyimide thickfilm flow feature photoresist and method of applying same A polyimide photoresist for thick film flow features adheres to a polyimide nozzle plate or other materials, without the use of an adhesive material between the two surfaces. Further, the photoresist can utilize an acrylate UV initiator, which can reduce the potenti... | 04/17/2007 |
| 7202178 | Micro-fluid ejection head containing reentrant fluid feed slots A method of micro-machining a semiconductor substrate to form through slots therein and substrates made by the method. The method includes providing a dry etching chamber having a platen for holding a semiconductor substrate. During an etching cycle of a dry etch pr... | 04/10/2007 |
| 7198353 | Integrated black and colored ink printheads An improved ink jet printhead and method therefor. The printhead includes a single semiconductor substrate with ink ejection devices and a nozzle plate adjacent to the semiconductor substrate, the nozzle plate with first ink ejection nozzles for ejecting first ink d... | 04/03/2007 |
| D538925 | Suction canister | 03/20/2007 |
| 7184187 | Optical system for torsion oscillator laser scanning unit An optical apparatus compensates for imaging errors associated with the sinusoidal angular scan rate of a light beam reflected from a bidirectional scanning torsion oscillator. The compensation is achieved by a combination of pre-scan optics positioned between the s... | 02/27/2007 |
| 7178904 | Ultra-low energy micro-fluid ejection device A micro-fluid ejection device for ultra-small droplet ejection and method of making a micro-fluid ejection device. The micro-fluid ejection device includes a semiconductor substrate containing a plurality of thermal ejection actuators disposed thereon. Each of the t... | 02/20/2007 |
| 7169538 | Process for making a micro-fluid ejection head structure A device surface of a substrate is dry-sprayed with a polymeric material (e.g., a photoresist) to provide a spray-coated layer on the surface of the substrate. The spray-coated layer has a thickness ranging from about 0.5 to about 20 microns. Flow features are forme... | 01/30/2007 |
| 7165831 | Micro-fluid ejection devices A micro-fluid ejection head structure having multiple arrays of fluid ejection actuators. The structure includes a semiconductor substrate having a first array of fluid ejection actuators for ejecting a first fluid therefrom, and a second array of fluid ejection act... | 01/23/2007 |
| 7165830 | Resistor protective layer for micro-fluid ejection devices A heater chip for a micro-fluid ejection device having enhanced adhesion between a resistor layer and a protective layer. The heater chip includes a substrate, a resistive layer deposited adjacent to the substrate, and a substantially non-conductive protective layer... | 01/23/2007 |
| 7152951 | High resolution ink jet printhead A high resolution printhead for an ink jet printer. The printhead includes a semiconductor substrate containing at least one ink feed edge and a plurality of ink ejection actuators spaced a distance from the ink feed edge. Each of the ink ejection actuators has an a... | 12/26/2006 |
| 7150237 | Blow-molded table A blow-molded table includes a table board, and two opposite support units each foldably mounted on a bottom of the table board. Each of the two support units includes a support stand pivotally mounted on either one of two ends of the table board, and a support memb... | 12/19/2006 |
| 7142990 | Machine fault information detection and reporting Sensors detect machine parameters such as vibration, turning speed, and temperature, and a local processor performs logic operations based on the parameters and inference rules to produce fault information that is reported to a system processor, which selectively us... | 11/28/2006 |
| 7138792 | Programmable power personality card An apparatus for routing power between a set of power supply taps of an automated tester and power connections on an integrated circuit under test, where the integrated circuit belongs to a family of integrated circuits that have a common power connection layout and... | 11/21/2006 |
| 7122823 | Thick clear crystal photostimulable phosphor plate for X-ray imaging A radiation imaging apparatus includes a photostimulable phosphor plate, an x-ray source, a red or infrared laser, and an array of photomultiplier tubes. The x-ray source propagates x-rays toward the plate, which is incident on the plate at a first incidence angle. ... | 10/17/2006 |
| 7119674 | Automated site security, monitoring and access control system The invention provides an apparatus and method for automatic monitoring and control of the ingress and egress of vehicles to and from a secure facility and various areas within the facility. A plurality of cameras, such as infrared-sensitive cameras, captures images... | 10/10/2006 |
| 7115425 | Integrated circuit process monitoring and metrology system A method for monitoring polishing process parameters for an integrated circuit structure on a substrate. A first metrology site is constructed on the substrate. The first metrology site represents a design extreme of a high density integrated circuit structure. The ... | 10/03/2006 |
| 7114143 | Process yield learning A method for producing yield enhancement data from integrated circuits on a substrate. A database of defects on the substrate is compared to a database of design information for the integrated circuits. The defects on the substrate are associated with classes of des... | 09/26/2006 |
| 7102493 | Asset monitoring and tracking system An apparatus and method for monitoring and reporting the status of a mobile asset are described, where the mobile asset may be moved by a transport vehicle from a starting location to a destination location. The method includes providing destination information to a... | 09/05/2006 |
| 7102510 | Asset location tracking system The invention provides an asset location tracking system for tracking the position of a mobile asset, such as an automobile, boat or airplane. The tracking system includes a mobile unit for installation in the mobile asset. The mobile unit includes a position locati... | 09/05/2006 |
| 7095483 | Process independent alignment marks An apparatus for aligning a mask having an image and at least one complimentary alignment mark to a substrate having a first surface and a substantially opposing second surface. The substrate further has at least one alignment mark on the second surface. A mask supp... | 08/22/2006 |
| 7080877 | Folding chair with sliding leg structure A folding chair is configurable into a use position and a storage position. The folding chair includes a backrest, a seat, and inner and outer support structures. The outer support structure includes substantially parallel first and second elongate outer support mem... | 07/25/2006 |
| 7033710 | Method and apparatus for enhancing image contrast using intensity filtration An intensity filter for deep UV lithography enhances contrast and also therefore increases the resolution of patterned images by passing only intensities that fall within a specific minimum threshold value, resulting in a more exact aerial image replicating the mask... | 04/25/2006 |
| 7018753 | Variable mask field exposure A method of fabricating integrated circuits according to a first design by imaging a first layer on a substrate using a first mask having a block of first patterns in common with a second design, but without any other patterns of the first or second designs and imag... | 03/28/2006 |
| 7020859 | Process skew results for integrated circuits A method of performing a characterization of an integrated circuit design that is customized during succeeding fabrication steps. The characterization is accomplished with respect to different levels of a processing parameter that is fixed during preceding fabricati... | 03/28/2006 |
| 7004067 | Device for holding objects to be treated A device for holding a golf ball during printing of indicia thereon. The device includes a base, a stationary member attached to the base and having a surface for engaging a portion of the golf ball, a clamping member slidably mounted on the base and having a surfac... | 02/28/2006 |
| 6964924 | Integrated circuit process monitoring and metrology system A method for monitoring polishing process parameters for an integrated circuit structure on a substrate. A first metrology site is constructed on the substrate. The first metrology site represents a design extreme of a high density integrated circuit structure. The ... | 11/15/2005 |
| 6927494 | Local interconnect A method for forming the electrical interconnect levels and circuit elements of an integrated circuit is provided by the present invention. The method utilizes a relatively thin layer of conductive material having a higher resistance than the metal typically used to... | 08/09/2005 |
| 6893962 | Low via resistance system A method of forming a metallization interconnection system within a via. A first liner layer of titanium is deposited to a first thickness in the following manner. A substrate containing the via is placed within an ion metal plasma deposition chamber that contains a... | 05/17/2005 |