Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 6410360 | Laminate-based apparatus and method of fabrication The present invention discloses a laminate-based electromechanical device and a method of fabricating laminate-based electromechanical devices. The device includes two or more layers of laminate bonded together to form a unitary laminate structure. The la... | 06/25/2002 |
| 6350387 | Multilayer combined rigid/flex printed circuit board containing flexible soldermask A multilayer rigid flex printed circuit board wherein the board laminate comprises a basestock composite containing a flexible core, formed by laminating a first conductive layer to a flexible insulator layer, a second insulator layer affixed to the bases... | 02/26/2002 |
| 6246009 | Fabrication multilayer combined rigid/flex printed circuit board A novel basestock composite comprising two copper conducting sheets bonded to insulator layers comprised of fiberglass sheets impregnated with an adhesive such as epoxy, wherein the insulator layers are both affixed to a release layer which is not coexten... | 06/12/2001 |
| 6211756 | Electromechanical relay and method of matching the impedance of the relay with the impedance of a signal source An electromechanical relay (10) that includes a frame (52) and a header assembly (20) having a plurality of contacts (24, 26, 28). The relay (10) also includes a core assembly (62) having an end engaging the frame (52). The relay (10) further includes an ... | 04/03/2001 |
| 6136114 | Gas generant compositions methods of production of the same and devices made therefrom Gas generant compositions are disclosed that generally include an a fuel source including a compound having a fuel portion and a fuel oxidizing portion, a fuel oxidizer, and a borohydride catalyst of the oxidation of said fuel portion by said fuel oxidizi... | 10/24/2000 |
| 6127007 | Infrared camouflage covering A camouflage covering having a porous underlayer such as a knit mesh of 90% open area, and a plurality of dangling elements each having a base portion that is joined to and extends essentially transversely out from the porous underlayer. The dangling elem... | 10/03/2000 |
| 6118660 | Circuit module with improved heat transfer An electronic assembly having one or more heat producing semiconductor components in the form of a chip or die has improved heat dissipation properties. The semiconductor components are formed into subassemblies comprising one or more of the semiconductor... | 09/12/2000 |
| 6073595 | Engine construction An in-line opposed cylinder engine constructed of a pair of half blocks which when combined form a pair of spaced cylinder heads and an intermediate crankcase and in which the cylinder heads and the intermediate crankcase are tied together by a plurality ... | 06/13/2000 |
| 6045367 | Multi-pin connector A pin grid array includes a base having a first surface and a second surface which is substantially parallel thereto. The base is formed with a plurality of apertures which open through the base, and a plurality of electrical connectors are mounted on the... | 04/04/2000 |
| 6043440 | Microwave switch contact interface A microwave switch includes a housing having at least three spaced coaxial conductor terminals extending from the housing; an electrical conductor extends inwardly from each of the terminals to a housing interior; and a housing cover effectively seals the... | 03/28/2000 |
| 6032627 | Compact valve actuation mechanism A valve actuation device. The device may include a free floating valve bridge movably supported within a cavity in the engine housing. The bridge may be provided with a cavity and an orifice arrangement for pumping gases entrained with lubricating fluid t... | 03/07/2000 |
| 6019879 | Electrochemical gas sensor The present invention is directed to an electrochemical gas sensor network. The network includes a gas sensor for receiving a gas and for generating a target gas concentration signal. The gas sensor has an output terminal for providing an output signal th... | 02/01/2000 |
| 6019644 | Electrical step connector assembly and method for manufacture A step connector assembly for establishing electrical connections between electrical components located at different levels, and a method for manufacturing the step connector assembly. The connector assembly is stepped such that the ends of the connector ... | 02/01/2000 |
| 6007209 | Light source for backlighting A light source for a display panel of the type used in notebook computers. The light source consists of a housing having diffusively reflecting bottom and side interior surfaces that form a cavity. The housing defines an aperture that is juxtaposed with a... | 12/28/1999 |
| 5997983 | Rigid/flex printed circuit board using angled prepreg A rigid flex printed circuit board wherein the flex section of said board comprises a basestock composite with edges formed by laminating a conductive layer to a flexible insulator layer, the conductor layer containing at least one conductive pathway and ... | 12/07/1999 |
| 5979403 | Fuel control system for an engine A fuel control system responsive to a power controller and controlling a fuel delivery system. The fuel control system includes a control arm connected to both the power controller and the fuel delivery system, a position sensor connected to the control a... | 11/09/1999 |
| 5967797 | High density multi-pin connector with solder points A land grid array (LGA) includes a base having a first surface and a second surface which is substantially parallel thereto. The base is formed with a plurality of apertures which open through the base, and a plurality of electrical connectors are mounted... | 10/19/1999 |
| 5960787 | Gas appliance combustion systems Required blower power in an induced draft combustion system is reduced by recovering pressure from dynamic energy of flow of combustion products. To this end, the outlet duct is diverged gradually, such as an included angle of less than fifteen degrees, a... | 10/05/1999 |
| 5954112 | Manufacturing of large diameter spray formed components using supplemental heating A process for manufacturing large diameter, spray formed billets, rings, or tubular forms by spraying atomized molten metal onto a rotating surface. The rotating surface has a collector surface that is maintained at a predetermined temperature or reheated... | 09/21/1999 |
| 5954296 | Aircraft canopy fracture system An aircraft canopy fracturing system includes a canopy having fore and aft portions and a region that is severable from the canopy to provide an opening therethrough for the egress of aircraft occupants. The severable region has a shape that inhibits pass... | 09/21/1999 |
| 5950657 | Modulating action non-flowing pilot operated relief valve A non-flowing pilot operated relief valve system having modulating action includes a relief valve and a pilot valve. The pilot valve includes a body forming a channel, an inlet port, a control port, and a vent port. A portion of the channel forms an inlet... | 09/14/1999 |
| 5934540 | Horizontal soldering system with oil blanket A solder immersion chamber in a solder crater/leveler includes a solder manifold having upper and lower solder chambers, from which solder is directed onto the top and bottom surfaces of printed circuit boards conveyed therebetween. The solder immersion c... | 08/10/1999 |
| 5877940 | Fabrication multilayer combined rigid/flex printed circuit board Multilayer rigid/flex printed circuits are fabricated from a novel basestock composite (10) comprising two copper conducting sheets (12, 14), bonded to insulator layers (16, 18) comprised of fiberglass sheets impregnated with an adhesive such as epoxy, wh... | 03/02/1999 |
| 5860451 | Fluid admixture systems Apparatus for providing an admixture of first and second fluids has a first body having opposite ends, a chamber between such opposite ends, an inlet for first fluid into that chamber, and an aperture for the admixture at an end of that chamber. That appa... | 01/19/1999 |
| 5838795 | Method and apparatus for statistical diffusion in iterated block substitution A method and apparatus for inter-round mixing in iterated block substitution systems is disclosed. The method involves optimizing inter-round mixing so that each sub-block of data affects each other in the same way. This is accomplished by applying a quic... | 11/17/1998 |
| 5838796 | Statistically optimized bit permutations in interated block substitution systems A method and apparatus for inter-round mixing in iterated block substitution systems is disclosed. The method involves optimizing inter-round mixing so that each data bit affects each other data bit in the same way. This is accomplished by applying a quic... | 11/17/1998 |
| 5788832 | Temperature compensated electrochemical gas sensor and method for closely tracking the temperature variations of a gas to be sensed An electrochemical gas sensor having a temperature sensitive element such as a thermistor arranged within the gas sensor in a temperature insulative fashion for preventing any variations in the temperature of the applied gases to be sensed to be immediate... | 08/04/1998 |
| 5786995 | Avionics system having access through hinged display and control panel An avionics unit is configured to be mounted in an aircraft cockpit for recording and displaying aircraft information. Front panel space is conserved on the avionics unit. The avionics unit includes a housing having an interior. At least one connector is ... | 07/28/1998 |
| 5750892 | Laminar flow element with inboard sensor taps and coaxial laminar flow guides A laminar flow element for use in flow metering devices has a laminar flow element plug with an upstream end and a downstream end and a linear extent between the upstream end and the downstream end, the laminar flow element plug configured to be positione... | 05/12/1998 |
| 5748058 | Cross coupled bandpass filter A filter housing has a series of linearly spaced resonators positioned in the housing. The resonators each include a conductive rod upstanding from a bottom wall of the housing. At least one coaxial cable portion has a first connecting section extending a... | 05/05/1998 |
| 5732634 | Thin film bridge initiators and method of manufacture A thin film bridge initiator for initiation of explosives includes a thin film resistive element of a selected composition of Nichrome, alternately Tantalum Nitride either of which is evaporated upon (in the case of Nichrome) or sputtered upon (in the cas... | 03/31/1998 |
| 5723205 | Fabrication multilayer combined rigid/flex printer circuit board A multilayer rigid flex printed circuit board, wherein the board laminate comprises a double-sided basestock composite, formed by laminating two conducting sheets (12 and 14) to an insulating layer, said insulator layer contacting a flexible core (20), a ... | 03/03/1998 |
| 5714046 | Sensor electrode for use in electrochemical gas sensors A sensing surface for a sensing cathode electrode useful in electrochemical gas sensors for sensing active gases in a gas mixture. The gas sensors are utilized in sensing oxygen or exhaust gases from a motor vehicle, so that there is a potential for causi... | 02/03/1998 |
| 5697435 | Heat exchanger systems Heat is transferred from a first fluid to a cooler second fluid with a heat exchanger having heat exchanger tubes in which the cooler second fluid flows, preferably in a counterflow to the first fluid. The heat exchanger tubes are arranged in more than th... | 12/16/1997 |
| 5690808 | Electrochemical gas sensors and methods for sensing electrochemical active gases in gas mixtures An electrochemical, galvanic type, oxygen sensor including scavenging electrodes for continuously reacting any unreacted or partially reacted active gases, such as oxygen, to remove the active gases prior to being dissolved or have been dissolved in the e... | 11/25/1997 |
| 5654977 | Method and apparatus for real time defect inspection of metal at elevated temperature A system for detecting, in real time, the existence, depth, extent, and type of a defect in an above ambient temperature object which has been formed by working or other heat input. Such defect detection is performed by analyzing IR emissions from the pro... | 08/05/1997 |
| 5642724 | Fluid mixing systems and gas-fired water heater The disclosed methods and apparatus for mixing a secondary fluid with a primary fluid have utility in venturi and other fluid mixing systems in agriculture, fluid, fuel combustion and other fields where liquid or gaseous chemicals, liquid or gaseous fuels... | 07/01/1997 |
| 5626467 | Modular pump A modular air-driven pump includes an air motor and various sized fluid pumps which are interchangeably mountable to the air motor. The air motor includes first and second bulkheads, a motor cylinder held between the first and second bulkheads, and a moto... | 05/06/1997 |
| 5616829 | Abnormality detection/suppression system for a valve apparatus Provision of an abnormality detection and suppression system for a valve apparatus, which is capable of detecting abnormal states such as leakage through valve seats or a gland/packing assembly and coping with the abnormality while ensuring protection for... | 04/01/1997 |
| 5599023 | Partially translucent mural decoy A partially translucent mural decoy containing selective translucent panels representing horizontal and other areas of the simulated target that appear brighter than surrounding areas of the target under certain conditions. When frontlit, these translucen... | 02/04/1997 |
