At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Passive mixer with improved linearity
A mixer circuit in accordance with an embodiment of the invention includes a first mixer stage including first and second transmission gates, and a second mixer...
Tracking, presence verification and locating features as part of a
Tracking, presence verification, and locating features are incorporated into a security system that includes a user interface device with a display, keypad and...
Angular position detection utilizing a plurality of rotary configured
A magnetic sensing method and system include a die comprising a central location thereof. A group of magnetoresistive bridge circuits are located and configured...
GMR sensor with flux concentrators
A proximity sensor that is capable of producing a relatively larger output signal than past proximity sensors, and in some cases, an output signal that is...
Electrical power system for multi-use power conditioning and engine start
A synchronous and bi-directional power conversion module (140) for use in a variable frequency power conversion system (100) comprises a first input/output side...
Flip chip metal bonding to plastic leadframe
A plastic substrate can be provided and thereafter a plurality of metal-to-metal connections can be ultrasonically bonded to the plastic substrate. One or more...
Hand-held laser welding wand gas lens
A hand-held laser-welding wand includes a gas lens assembly that develops an inert gas atmosphere around a weld pool. The lens assembly additionally reflects...
Method of making difluoromethane, 1,1,1-trifluoroethane and
A process for the production of difluoromethane (HFC-32), 1,1,1-trifluoroethane (HFC-143a) and 1,1-difluoroethane (HFC-152a). In the process the following steps...
Method for making devices using ink jet printing
Methods for using ink-jet printing to deposit various layers of micro-structure devices are provided. A wide variety of micro-structures may be formed using...
Clutch filter and method for assembly
A clutch filter for filtering a fluid and a method for installing a filter member on the clutch filter are provided. The clutch filter includes a conduit member...
System and method using thermal image analysis and slope threshold
classification for polygraph testing
Thermal image data of at least a region of a face of a person is provided. The thermal image data is transformed to blood flow rate data which includes a slope...
Control handle with spiral position sensor and integral switches
A control handle for electro-mechanical devices, such as the brakes of a train or other vehicle, is disclosed. The control handle incorporates elements for...
Diverter for exhaust gas recirculation cooler
A diverter, apparatus and method of bypassing an exhaust gas recirculation cooler in order to selectively cool recirculated exhaust gas is disclosed. The...
Energy storage flywheel system containment vessel
A containment vessel used to enclose an energy storage flywheel system during certification testing of the energy storage flywheel system includes a plurality of...
System and method for testing a rotary flow device
A diagnostic system and method for testing the operation of a rotary flow device, such as a turbine or compressor of a turbocharger with a variable-geometry...
Methods and apparatus for surface movement situation awareness
A method for enhancing ground situational awareness to an aircraft operating at an airport is described. The method includes displaying, within the aircraft,...
Robust fluid flow and property microsensor made of optimal material
A robust sensor that incorporates the necessary physical structure and thermal characteristics is capable of measuring fluid flow and properties under harsh...
Method of installing a molecular sieve bed gas-enriching system
A method of installing a molecular sieve bed gas enrichment system in a vehicle such as an aircraft. A system controller, a product gas distribution conduit, a...
System for generating a rotational movement of a shaft
An apparatus for generating a rotational movement of a shaft with a first device for generating a rotational movement, driving a first drive path, and a second...
Turbocharger with hydrodynamic foil bearings
A turbocharger includes a foil bearing assembly mounted in a center housing between a compressor and a turbine of the turbocharger. The bearing assembly forms a...
An exemplary heat exchanger, suitable for use in exhaust gas recirculation to cool exhaust gas, includes a cover plate having a plurality of openings, an upper...
Pyramid socket suspension
An apparatus and method for flexibly suspending a sensing mechanism between a pair of cover plates, including a sensing mechanism formed in a crystalline silicon...
Thermal mass flow sensor
A thermal mass flow sensor is disclosed that includes a housing (16) having a first sensor region and a second sensor region, a first thin film temperature...
Inertial reference unit with internal backup attitude heading reference
An inertial reference unit (IRU) is described which includes a processor programmed to provide inertial data from received inertial signals, a primary sensor...
Portable light emitting device
Methods and systems for generating a terrain elevation map in a cartesian
Methods, systems, and computer program products for re-sampling terrain data in a vehicle from latitude/longitude format into a Cartesian format. The present...
Cross-engine aircraft communication system
The invention provides methods, systems, and products for communicating between engine computers without the participation of a flight deck computer. The...
ISM band to U-NII band frequency transverter and method of frequency
A frequency transverter (10) and method for enabling bi-frequency dual-directional transfer of digitally encoded data on an RF carrier by translating between a...
Homogenizer for collimated light controlled high angle scatter
A homogenizer for collimated light limits the angular distribution of the light by passing the light through a mild diffuser followed by a slab light guide which...
Integrated alarm detection and verification device
A security system device including a single housing including at least a primary alarm sensor, an alarm verification unit, and processing circuitry. The primary...
Keyless access sensor system
A keyless access sensor system for use with a keyless access control mechanism (KACM) is described for controlling the operation of a locking device. The KACM...
Method of operating a brushless DC motor
Methods and devices for brushless DC motor operation. An example method may include using previously sensed Hall effect sensor transitions to predict a future...
Process and apparatus for the manufacture of carbon microballoons
This invention provides a stepped heating cycle for the pre-treatment of phenolic microballoons prior to carbonization thereof, wherein the heating cycle...
Multi-thickness film layer bearing cartridge and housing
An exemplary squeeze film bearing cartridge for a turbocharger includes a center section, two outer sections having a first outer diameter and two intermediate...
Method of increasing friction material utilization for carbon brakes
A method of increasing carbon disc utilization in aircraft carbon brakes. A brake (10) is initially assembled with a heat stack (16) of alternating thick rotors...
Two stage solenoid control valve
A two stage solenoid control valve is described. The control valve opens and closes using a single source of pressurized fluid. This source of pressurized fluid...
Phased micro analyzer IV
A fluid analyzer having a concentrator and separator for concentrating and separating fluid samples at pressures up to about 10,000 psi (.about.700 bar). The...
Multi-mode navigation device and method
A method and apparatus for providing dead reckoning position data, orientation, and heading of a person is disclosed. The apparatus uses an algorithm that...
High power density/limited DC link voltage synchronous motor drive
A method and an apparatus optimize performance of a motor drive system. The method according to one embodiment comprises: selecting a property for a rated...
Capacitor containing high purity tantalum
Described is a method for producing high purity tantalum, the high purity tantalum so produced and sputtering targets of high purity tantalum. The method...
Continuous process for preparing halogenated compounds
A process for preparing a haloalkane comprising: (a) contacting a haloalkane starting material with an alkene in the presence of an effective amount of a...
Fluoropolymer lined metallic vessel design
The invention provides an apparatus useful in fluorinating organic compounds, or more particularly to a reactor system suitable for the fluorination of organic...
Method for producing phenothiazinium compounds
A process for producing a phenothiazinium compound comprising the step of: reacting phenothiazine, in the presence of a halogen, with at least one amine selected...
Tantalum sputtering target with fine grains and uniform texture and method
A method for producing a tantalum sputtering component includes a minimum of three stages each of which include a deformation step followed by an inert...
Control system and method for controlling aircraft cabin altitude during
aircraft operations above maximum...
A cabin pressure control system and method extends the cabin pressure control logic beyond the original maximum certified altitude of the aircraft, without...
Modified dual diaphragm pressure sensor
A device for sensing pressure using two flexible diaphragms in which an additional element is added to promote rolling contact of the diaphragm. One embodiment...
Surface acoustic wave multiple sense element
A wireless sensor is disclosed, which includes a substrate upon which the wireless sensor can be configured. The wireless sensor includes a plurality of surface...
Super Invar magnetic return path for high performance accelerometers
A force rebalance accelerometer (20) includes a silicon dioxide-based proof mass (28) having capacitive elements (40) engaged with excitation rings (61) made...
Battle override valve
A fuel control system, battle override valve and a method of controlling bypass fuel in a fuel system are disclosed. A battle override valve 30 for an engine...
Multi-sensor information fusion technique
The invention is a method and system for aggregating quantitative data and qualitative information from a plurality of sensors, each sensor having a plurality of...