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Patent Number Title Of Patent Date Issued
4926161 Method of monitoring golf carts on a golf course May. 15, 1990
4926160 Means for controlling power door locks with an automobile burglar alarm May. 15, 1990
4926159 Apparatus and method for the generation of directionally perceptible sound May. 15, 1990
4926158 Powered communication link May. 15, 1990
4926157 Circuit breaker May. 15, 1990
4926156 Apparatus for measuring the partial pressure of gases or vapors May. 15, 1990
4926155 Integrated circuit silicon pressure transducer package May. 15, 1990
4926154 Indium arsenide magnetoresistor May. 15, 1990
4926153 Ceramic fuse wire coating May. 15, 1990
4926152 Ignition coil assembly for internal combustion engine May. 15, 1990
4926151 Chip-type coil element May. 15, 1990
4926150 Electromagnetic relay May. 15, 1990
4926149 Protected electric switching apparatus and a device for fixing same May. 15, 1990
4926148 Auxiliary switch retainer for circuit breakers and actuator member May. 15, 1990
4926147 Arrangement for tuning a balanced-to-ground resonator May. 15, 1990
4926146 Parallel-to-serial signal processor using surface acoustic waves May. 15, 1990
4926145 Radial power combiner/divider with mode suppression May. 15, 1990
4926144 Multi-function modulation and center frequency control port for voltage controlled oscillator May. 15, 1990
4926143 Oscillator using H-shaped single crystal silicon vibrator May. 15, 1990
4926142 Oscillator having a dielectric resonator, and electronic frequency tuning using a varactor, in p... May. 15, 1990
4926141 Frequency synthesizer with improved automatic control of loop bandwidth selection May. 15, 1990
4926140 High gain zero offset linear phase detector apparatus May. 15, 1990
4926139 Electronic frequency filter May. 15, 1990
4926138 Fully-differential reference voltage source May. 15, 1990
4926137 Transistor amplifier for outputting a voltage which is higher than a breakdown voltage of the tr... May. 15, 1990
4926136 Power amplifier combiner for improving linearity of an output May. 15, 1990
4926135 Balanced integrator-filter arrangement May. 15, 1990
4926134 Gain monitoring of distortion cancellation amplifiers in a feedforward linear amplifier May. 15, 1990
4926133 FM demodulator having a frequency independent delay circuit May. 15, 1990
4926132 FM detector with reduced distortion May. 15, 1990
4926131 Triangle waveform generator for pulse-width amplitude multiplier May. 15, 1990
4926130 Synchronous up-conversion direct digital synthesizer May. 15, 1990
4926129 Sensor assembly for detecting multiple events and distinguishing between them May. 15, 1990
4926128 Method for utilizing measured resistivities of porous rock under differing fluid saturations to ... May. 15, 1990
4926127 Apparatus for the detection of metal objects located within a poor electrically conductive envir... May. 15, 1990
4926126 Probehead of magnetic resonance apparatus May. 15, 1990
4926125 Surface gradient assembly for high speed nuclear magnetic resonance imaging May. 15, 1990
4926124 Method for the removal of artifacts in an NMR imaging experiment May. 15, 1990
4926123 Precision variable pitch compensation winding for displacement transducer May. 15, 1990
4926122 High sensitivity magnetic circuit May. 15, 1990
4926121 Magnetic type position sensor for use in the construction of position indicators or torque meter... May. 15, 1990
4926120 In-line metallic debris particle detection system May. 15, 1990
4926119 Contact device for the testing of printed circuit boards or the like May. 15, 1990
4926118 Test station May. 15, 1990
4926117 Burn-in board having discrete test capability May. 15, 1990
4926116 Wide band large dynamic range current sensor and method of current detection using same May. 15, 1990
4926115 Unique phase difference measuring circuit May. 15, 1990
4926114 Apparatus for studying particles having an aperture whose cross-sectional area changes progressi... May. 15, 1990
4926113 Means and method for conductometric phase transition porosimetry May. 15, 1990
4926112 3-D capacitance density imaging of fluidized bed May. 15, 1990
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