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| Number | Title | Issue Date |
| 8052148 | Wheel indicator and progressive bonus means A game system including a progressive bonus apparatus connected to a plurality of individual game units. In an exemplary embodiment, the progressive bonus apparatus receives score contributions from each game unit to increase a progressive score. When players achiev... | 11/08/2011 |
| 7083825 | Composition used in producing calcium-rich getter thin film An improved getter device and method for forming a calcium-rich getter thin film in an electronic vacuum device is disclosed. The getter device includes a powder of a Ca—Ba—Al ternary alloy composed of between 53% and 56.8% by weight of aluminum, from 36% to 41.... | 08/01/2006 |
| 6936354 | Systems for conversion of water into hydrogen and sorption of hydrogen in electronic devices The invention teaches a system suitable for use in a water-sensitive electronic device which comprises two superimposed layers, the first material of which is formed of a material capable of sorbing hydrogen, the second material formed of a material capable of conve... | 08/30/2005 |
| 6916223 | Discharge lamps using hollow cathodes with integrated getters and methods for manufacturing same A hollow cathode having at least a portion of the inner, outer or both surfaces coated with a layer of a getter material is described. Some methods for the production of the hollow cathode of the invention are also described, which include cathodic and electrophoret... | 07/12/2005 |
| 6897551 | Support for microelectronic, microoptoelectronic or micromechanical devices The specification teaches a device for use in the manufacturing of microelectronic, microoptoelectronic or micromechanical devices (microdevices) in which a contaminant absorption layer improves the life and operation of the microdevice. In a preferred embodiment th... | 05/24/2005 |
| 6890376 | Gas purification system with an integrated hydrogen sorption and filter assembly The present invention provides a gas purification system with improved efficiency, simpler construction, cost reductions, form factor improvements, and increased durability. The present invention provides cost and form factor improvements through fewer components ov... | 05/10/2005 |
| 6788533 | Fixing device without screws A fixing device is described. The device fixes a fan and a protocol-control-information long card having a tailpiece without using screws or tools. The fan is for radiating heat from a hard disk and the protocol-control-information long card. The device comprises a ... | 09/07/2004 |
| 6783696 | Porous getter devices with reduced particle loss and method for manufacturing same A method for reducing the loss of particles from the surface of porous getter bodies is taught herein. The method consists in producing on the surface of the porous getter a thin layer of a metal or metal alloy with a deposition technique selected among the depositi... | 08/31/2004 |
| 6783569 | Method for synthesis of core-shell type and solid solution alloy type metallic nanoparticles via transmetalation reactions and applications of same Disclosed is a method for producing core-shell type metallic nanoparticles involving (i) providing a dispersion of a first metal as nanoparticles in an appropriate organic solvent; (ii) providing a solution of a metallic precursor containing a second metal in an app... | 08/31/2004 |
| 6776970 | Getter materials for deoxygenating ammonia/oxygen gas mixtures at low temperature A method for removing oxygen from ammonia at low temperature is described. In one embodiment, oxygen contaminated ammonia is contacted with a getter material that includes iron and manganese that sorbs oxygen to yield ammonia that is substantially oxygen free. In on... | 08/17/2004 |
| 6768523 | Slidably detachable mobile phone display unit A slidably detachable mobile phone display unit, which includes a frame and an outer covering, is provided. The frame has a chamber into which a display panel is fixed whereas the outer covering is jointed to the frame in a slidably detachable way. Among which, the ... | 07/27/2004 |
| 6765097 | Process for the preparation of aryl-pyridinyl compounds A process is described for the preparation of arylpyridine compounds by aryl-aryl cross-coupling reactions between a halopyridine and an arylmagnesium halide carried out in the presence of a catalytic amount of a zinc salt and a catalytic amount of palladium. The zi... | 07/20/2004 |
| 6752376 | Fluid controller A flow controller (1), comprising a valve body (4) having flow paths forming an inlet and an outlet of fluid, a diaphragm (6) held fixedly between the valve body and a bonnet (5), and an operating mechanism (7) moving the diaphragm... | 06/22/2004 |
| 6733571 | Gas purification system with an integrated hydrogen sorption and filter assembly The present invention provides a gas purification system with improved efficiency, simpler construction, cost reduction, form factor improvements, and increased durability. The present invention provides cost and form factor improvements through fewer components ove... | 05/11/2004 |
| 6698351 | Double-sided printing press There is provided a double-sided printing press that includes a sheet-turning-over mechanism for turning sheets upside down at a sheet-turning-timing according to a set length of sheets, which has been previously set for the sheet-turning-over mechanism; ... | 03/02/2004 |
| 6684778 | Printing press with a sheet-turning-over-mechanism There is provided a printing press with a sheet-turning-over-mechanism for turning over a printing sheet, enabling the printing press to be selectively operable in a one-sided printing mode and a double-sided printing mode. The printing press includes a c... | 02/03/2004 |
| 6682817 | Composite materials capable of hydrogen sorption comprising palladium and methods for the production thereof A powder of a composite material comprising a non-evaporable getter material with a palladium coating continuously sorbs hydrogen. Embodiments in which the coverage of the palladium coating over the particles of the NEG material is complete can sorb hydro... | 01/27/2004 |
| 6669313 | Fastening device for electronic board A fastening device for an electronic board comprises a base unit, a position shaft and a resilience device wherein the base unit has a first opening, a second opening and a sidewall used to connect the first opening and the second opening. The surface reg... | 12/30/2003 |
| 6648974 | Device and method for handling substrates by means of a self-leveling vacuum system in epitaxial induction A device for handling substrates, used in an epitaxial apparatus or reactor (20) for chemical vapour deposition (CVD) onto the said substrates, comprises an internal robot (30) provided with means (60) for gripping and transporting substrates, which are i... | 11/18/2003 |
| 6620297 | Porous getter devices with reduced particle loss and method for manufacturing same A method for reducing the loss of particles from the surface of porous getter bodies is taught herein. The method consists in producing on the surface of the porous getter a thin layer of a metal or metal alloy with a deposition technique selected among t... | 09/16/2003 |
| 5226632 | Slit valve apparatus and method A slit valve apparatus associated with an aperture in a chamber wall through which a semiconductor wafer may be passed along a transfer plane. The apparatus is characterized by a valve seat which is angled relative to the transfer plane and a door which m... | 07/13/1993 |
| 5224168 | Method and apparatus for the active reduction of compression waves An apparatus for reducing noise characterized by a number of input microphones arranged near an undesired noise source, a signal processor coupled to the input microphones and operative to develop a number of output signals from the input signals, and a n... | 06/29/1993 |
| 5178681 | Suspension system for semiconductor reactors A suspension system for hanging a susceptor inside a reactor for processing semiconductor wafers. A hanger is provided with a flange at its lower end for supporting the susceptor. A collar has an internal flange which engages with another flange at the up... | 01/12/1993 |
| 5160402 | Multi-channel plasma discharge endpoint detection method A plasma discharge endpoint detection system and method characterized by a plurality of individual data channels which are combined to create a composite function representative of the conditions within a plasma etch chamber. Preferably, a number of the c... | 11/03/1992 |
| 5151584 | Method and apparatus for endpoint detection in a semiconductor wafer etching system A method for endpoint detection in a semiconductor wafer etching system characterized by the steps of: 1) scanning a semiconductor wafer with a narrowly focused laser beam; 2) analyzing a reflected portion of the beam to determine a preferred parking spot... | 09/29/1992 |
| 5077464 | Method and apparatus for endpoint detection in a semiconductor wafer etching system A method for focussing a radiant energy beam characterized by the steps of scanning a beam of radiant energy across a test pattern including areas of differing reflectivity, detecting the variance in a reflected portion of the scanned beam and adjusting t... | 12/31/1991 |
| 5047648 | Method and apparatus for detecting particles in ion implantation machines A method for detecting particles in an ion implantation characterized by the steps of placing a particle sensor within the vacuum chamber of the ion implantation machine, exposing the substrate to an ion beam, thereby dislodging a stream of free particles... | 09/10/1991 |
| 4953982 | Method and apparatus for endpoint detection in a semiconductor wafer etching system A method for endpoint detection in a semiconductor wafer etching system characterized by the steps of: (1) scanning a semiconductor wafer with a narrowly focussed laser beam; (2) analyzing a reflected portion of the beam to determine a preferred parking s... | 09/04/1990 |
| 4937206 | Method and apparatus for preventing cross contamination of species during the processing of semiconductor wafers A method for preventing cross-contamination of semiconductor wafers during processing comprising covering a surface portion of a support assembly with a process compatible material, engaging a semiconductor wafer with the support assembly, processing the ... | 06/26/1990 |
| 4825103 | Sample-and-hold circuit A sample-and-hold circuit distinguished by its lack of a storage capacitor. The circuit includes a delay line and a signal following circuit coupled to the delay line which is synchronized with the delay line's propagation rate. In several embodiments of ... | 04/25/1989 |
| 4813129 | Interconnect structure for PC boards and integrated circuits An interconnect structure for electrically coupling conductive paths on two adjacent, rigid substrates, such as PC boards or IC chips. The interconnect structure includes a number of buttons formed on a first substrate, and a number of contacts formed on ... | 03/21/1989 |
| 4810664 | Method for making patterned implanted buried oxide transistors and structures A method for producing buried oxide layers in selected portions of a semiconductor substrate including the steps of applying a patterned mask made from a high-density material over a semiconductor substrate and selectively forming buried oxide layers by o... | 03/07/1989 |
| 4805149 | Digital memory with reset/preset capabilities A digital memory characterized by a plurality of memory cells arranged into a matrix having rows and columns; a row activation circuit for concurrently activating all of the rows of the matrix; and column activation means for concurrently applying either ... | 02/14/1989 |
| 4758982 | Quasi content addressable memory A quasi content addressable memory circuit including a CAM section, a RAM section, and a comparator. A first part of an incoming comparand is applied to the CAM section, while a second part of the incoming comparand is applied to the comparator. If there ... | 07/19/1988 |
| 4758747 | Programmable logic device with buried registers selectively multiplexed with output registers to ports, and preload circuitry therefor A programmable array logic device including a programmable logic array, at least one register pair, a multiplexer coupled to the register pair so that they can share a common I/O pin, and an observability buffer for controlling the multiplexer. A dual clo... | 07/19/1988 |
| 4746068 | Micro-nebulizer for analytical instruments A nebulizer assembly particularly well adapted as a liquid chromatograph/mass spectrometer interface including a pair of nebulizer plates, a base, and a cap for tightly holding the nebulizer plates against the base. A first nebulizer plate has a centrally... | 05/24/1988 |
| 4746624 | Method for making an LDD MOSFET with a shifted buried layer and a blocking region A MOSFET structure characterized by a lightly doped tip region located between the channel and drain, and a buried region located below the tip region and shifted laterally towards the drain. The buried region, which is doped to a level intermediate betwe... | 05/24/1988 |
| 4746630 | Method for producing recessed field oxide with improved sidewall characteristics A method for producing field oxide in a silicon substrate by forming a thin oxide layer over the surface of the substrate, forming a thin nitride layer over the thin oxide layer, forming a thick oxide over the thin nitride layer, forming a thick nitride l... | 05/24/1988 |
| 4746793 | Mask for spectrophotometer photodiode array having a bridge portion that substantially covers each photodiode A photodiode assembly including a photodiode array having a linear arrangement of photodiodes, and a mask associated with the photodiode array to shade one or more selected photodiodes from incoming light of a particular frequency. The mask includes a fra... | 05/24/1988 |
| 4727237 | Pyrolysis coated optical fiber splices: apparatus and method A splicing apparatus includes a chamber which serves as a locus of functional convergence for a fiber holder, a laser and a viewing system. This arrangement permits several procedural steps, including a splicing operation and a hermetic coating operation ... | 02/23/1988 |
