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| Patent # | Description |
|---|---|
| US-5,485,150 |
Remote data read system A remote data read system includes a plurality of accumulators including first transmission/reception sections of an electromagnetic induction type, and a handy... |
| US-5,485,013 |
Turbidity sensor with a light aperture arrangement of two openings
formed in two parallel plates A turbidity sensor is provided with two plates which each have an aperture formed therethrough. The apertures are aligned to define a light passage from a light... |
| US-5,483,994 |
Pressure transducer with media isolation and negative pressure measuring
capability A pressure sensor die is provided with a flexible membrane and a plunger which combine to amplify a low pressure signal while also providing media isolation... |
| US-5,483,842 |
Force sensor using a piezoceramic device A force sensor is provided which incorporates a piezoceramic element between first and second members that are moveable relative to each. The piezoceramic... |
| US-5,483,743 |
Method of hermetically sealing a plastic connector A process for providing hermetically sealed electrical connectors is provided. This process is applicable to both new parts and existing connectors which need to... |
| US-5,483,387 |
High pass optical filter A microstructure device having a array of deep lamellar structures resembling parallel plates has sharp high pass cut-off behavior associated with incident TE... |
| US-5,482,604 |
Off-axis radio frequency diode apparatus for sputter deposition of RLG
mirrors A device for depositing a high quality thin film of material upon a surface is disclosed. The device is particularly adaptable to the construction of mirrors... |
| US-5,482,209 |
Method and means for programming a programmable electronic thermostat A programmable electronic thermostat which utilizes time and temperature pairs. This thermostat utilizes a first display which displays the current status... |
| US-5,481,220 |
Dual matching current sink total temperature circuit The disclosure relates to a calibration-free analog processing circuit for use with an outside total temperature probe and an air data computer. Dual matching... |
| US-5,481,123 |
Light emitting diode with improved behavior between its substrate and
epitaxial layer A group III-V substrate is doped with tellurium or another group VI element, instead of silicon, in order to avoid the conductivity type conversion that could... |
| US-5,479,827 |
Capacitive pressure sensor isolating electrodes from external environment A capacitive pressure sensor is provided which is capable of highly accurately and reliably measuring pressure over a wide range from an extremely low level to a... |
| US-5,479,812 |
On-site calibration device and method for nonlinearity correction for
flow sensor/transmitter A method and apparatus for providing calibrated and linearized flow sensors for VAV systems with the sensor corrected for device/electronic/drift/and field air... |
| US-5,479,548 |
Fiber-optic coupler package A housing for fiber optic components reduces stress on optical fibers and protects the components from environmental shock and vibration. The housing includes a... |
| US-5,479,533 |
Pattern recognition apparatus and method using fuzzy logic Pattern recognition method and apparatus are provided which can recognize not only standard typewritten characters but also handwritten characters and various... |
| US-5,479,261 |
Readout system for dilatometers A method and apparatus for calculating the area of an image, including the steps of selecting an image and determining a first radial line segment from the... |
| US-5,479,161 |
Automatic calibration of redundant sensors A system for calibrating the sensors of a redundant sensor system by calculating a first set of error signals based on differences between a combination of the... |
| US-5,477,226 |
Low cost radar altimeter with accuracy enhancement A low cost frequency modulated (FM) radar altimeter system with enhanced accuracy for continuously providing an altitude of a target, comprising a transmitter... |
| US-5,477,153 |
Electromagnetic pulse coupling network A coupling network for electromagnetic pulsed testing arrangements includes three stacks of toroidal ferrite cores. Two of the stacks are of identical diameter,... |
| US-5,477,143 |
Sensor with magnetoresistors disposed on a plane which is parallel to
and displaced from the magnetic axis of a... A proximity sensor has two magnetoresistive elements in a common plane and displaced from a lateral surface of a permanent magnet. The common sensing plane of... |
| US-D365,389 |
Portable room air purifier with horizontal grid one-piece cover and
shroud |
| US-D365,388 |
Portable room air purifier with flush vertical grid one-piece cover and
shroud |
| US-5,475,774 |
Optical fiber sensor coil using reverse quadrupoles and method of
winding same In a optical fiber coil arrangement for use in rotation sensors, for example, errors resulting from axial and/or radial time varying temperature gradients can be... |
| US-5,475,772 |
Spatial filter for improving polarization extinction ratio in a proton
exchange wave guide device A proton exchange polarizer with a spatial filter positioned to reduce cross coupling of unguided radiation. A photoconductor substrate is fabricated from... |
| US-5,475,701 |
Integrated laser power monitor A vertical cavity surface emitting laser source having an integrated power monitor at the non-emitting end of the source. |
| US-5,475,231 |
Apparatus for monitoring ion beams with an electrically isolated aperture An apparatus for monitoring ion beams with an electrically isolated aperture includes an ion beam source for generating an ion beam and an electrically... |
| US-5,474,263 |
Reaction wheel and method of safing wheel An improved reaction wheel assembly and method is provided whereby a reaction wheel assembly contains a safing mechanism for securing the assembly. A rotor shaft... |
| US-5,473,986 |
Fuse for a projectile A programmable fuse for a projectile is supplied with voltage during the programming phase by rectifying the inductively transmitted program information. The... |
| US-D365,029 |
Heating and cooling thermostat housing |
| US-5,473,235 |
Moment cell counterbalance for active hand controller An active hand controller system includes a moment cell for generating a signal representative of the force or torque applied to the stick of the hand controller... |
| US-5,473,127 |
Interlock mechanism for a key operated door switch A key operated door interlock switch is provided with a cam structure having a first cam and a second cam connected together for rotation about a first axis. A... |
| US-5,472,336 |
Flame rectification sensor employing pulsed excitation A flame rectification type flame sensor circuit and method in which a generator injects periodic pulses of alternating voltage into a flame region, the voltage... |
| US-5,471,560 |
Method of construction of hierarchically organized procedural node
information structure including a method for... A knowledge acquisition tool for direct use by an expert in the automatic creation of a knowledge base derived from the knowledge of the expert, the knowledge... |
| US-5,471,489 |
Magnetic means for suppression of lasing in certain wavelengths in a
ring laser gyro A magnetic device attached to a ring laser gyro is used to prevent undesirable operating conditions in a ring laser gyro. Undesirable operating conditions occur... |
| US-5,471,330 |
Polysilicon pixel electrode A liquid crystal display wherein each pixel has a thin film transistor with a silicon pixel electrode. A doping and recrystallization of the silicon is effected... |
| US-5,471,050 |
Photoelectric conversion method and apparatus thereof In the photoelectric conversion method and apparatus applicable to displacement sensors irradiating light to objects and sensing the distances to the objects,... |
| US-5,469,257 |
Fiber optic gyroscope output noise reducer A noise reducer for reducing the results in the system output signal of optical noise introduced into an optical subsystem therein, having a phase modulator, by... |
| US-5,469,150 |
Sensor actuator bus system A four-wire bus is provided with a two-wire power bus and a two-wire signal bus and a plurality of sensors and actuators attached to both two-wire busses. A... |
| US-5,469,055 |
Engine shaft with integrally formed complementary targets A dual complementary target arrangement is provided which enables the targets to be formed as an integral part of a cam shaft. By machining first and second... |
| US-5,469,054 |
Position sensor with two magnetically sensitive devices and two target
tracks which are sensed in combination... A position sensor is provided with two target tracks which each comprise a plurality of magnetic and nonmagnetic segments. Each target track is associated with a... |
| US-5,468,064 |
Night vision compatible color correction system An apparatus for achieving an active matrix liquid crystal display flat panel that optically eliminates bluish or purplish background luminance and fluorescence... |
| US-5,467,920 |
Thermostat with adjustment for the cycling rate of the heating plant An electromechanical thermostat has a fixed value voltage anticipator resistor and a variable anticipator resistor for series connection with the load. This... |
| US-D364,350 |
Thermostat housing |
| US-5,467,190 |
Digital to analog interface conversion circuit An interface circuit is provided to allow substitution of digital output rotation sensors such as fiber optic gyroscopes or ring laser gyroscopes in place of... |
| US-5,466,982 |
Comb toothed field emitter structure having resistive and capacitive
coupled input A field emitter structure with emitter edge comprising of individual comb elements. A resistive film is inserted between the lead-in conductor and the emitter... |
| US-5,466,954 |
Shunt phototransistor with reverse bias protection A phototransistor is provided with a first resistor that operates as a shunt and a second resistor that operates to protect the device from damage that could be... |
| US-5,465,149 |
Lightwave phase control for reduction of resonator fiber optic gyroscope
Kerr effect error An error reducer for reducing rotation rate errors arising because of an optical Kerr effect occurring in a coiled optical fiber in a rotation sensor. Through... |
| US-5,464,965 |
Apparatus for controlling temperature of an element having a temperature
variable resistance A fast and accurate temperature controller for a device heated by current through a resistive element, such as various air data probes, wherein the resistance of... |
| US-5,461,571 |
Complementary thread display method and apparatus A complementary threat display where threat data provided by a pulsed radar jammer and a continuous wave radar jammer are correlated with the threat data... |
| US-5,461,388 |
Dual GPS timer apparatus and method A GPS utilizing redundant GPS receivers having position and time mark outputs connected directly to a processing block so that the time marks from both GPS... |
| US-5,461,372 |
System and method for modifying security in a security system A system and method for modifying security levels within a security system. External modifications are allowed only if the security of a point is increased. |
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