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Patent Number Title Of Patent Date Issued
4890194 A chip carrier and mounting structure connected to the chip carrier Dec. 26, 1989
4890193 Gas-insulated switchgear equipment Dec. 26, 1989
4890192 Thin film capacitor Dec. 26, 1989
4890191 Integrated circuits Dec. 26, 1989
4890190 Method of selecting optimum series limiting resistance for high voltage control circuit Dec. 26, 1989
4890189 Lightning protective device for mobile radar antenna Dec. 26, 1989
4890188 Solenoid driver system Dec. 26, 1989
4890187 Integrated circuit protected against electrostatic discharges, with variable protection threshol... Dec. 26, 1989
4890186 Fault current limiting device Dec. 26, 1989
4890185 Circuit for protecting a switching transistor Dec. 26, 1989
4890184 Molded case circuit breaker actuator-accessory unit Dec. 26, 1989
4890183 Device for detecting cutoff and short circuit defects in at least one electrical circuit portion Dec. 26, 1989
4890182 Circuit protection device Dec. 26, 1989
4890181 Short-circuit protection device for an electrical machine fed by a pulse-controlled A.C. convert... Dec. 26, 1989
4890180 Series capacitor equipment Dec. 26, 1989
4890179 Magnetic tape backup device for use with a floppy disk drive Dec. 26, 1989
4890178 Magnetic bias coil for a magneto-optical recording apparatus Dec. 26, 1989
4890177 Guide drum assembly with built-in motor having floating rotor Dec. 26, 1989
4890176 Crash stop and magnetic latch for a voice coil actuator Dec. 26, 1989
4890175 Recording medium mounting means and recording or reproducing apparatus incorporating same Dec. 26, 1989
4890174 Rotary voice coil micro-hard disk drive system Dec. 26, 1989
4890173 Digital signal reproducing apparatus with capstan servo control based on adjacent track pilot si... Dec. 26, 1989
4890172 Automatic servo gain calibration system for a disk drive Dec. 26, 1989
4890171 High speed information retrieval apparatus Dec. 26, 1989
4890170 Waveform equalization circuit for a magnetic reproducing device Dec. 26, 1989
4890169 Magnetic tape recording and/or reproducing apparatus with slow motion effect Dec. 26, 1989
4890168 Program scan apparatus for VTR utilizing picture-in-picture display Dec. 26, 1989
4890167 Apparatus for processing image signal Dec. 26, 1989
4890166 Exposure control device in an electronic still camera Dec. 26, 1989
4890165 Image pick-up apparatus for producing video signals of high information density in time base dir... Dec. 26, 1989
4890164 Image sensor having charge storage regions Dec. 26, 1989
4890163 Interrupting a transition sequence between video sources Dec. 26, 1989
4890162 Adjustable antialias filters Dec. 26, 1989
4890161 Decoding apparatus Dec. 26, 1989
4890160 TV picture motion vector measurement by correlation of pictures Dec. 26, 1989
4890159 Endoscope system and method of unifying picture images in an endoscope system Dec. 26, 1989
4890158 Recursive noise reduction filter for video test apparatus Dec. 26, 1989
4890157 Integrated circuit product having a polyimide film interconnection structure Dec. 26, 1989
4890156 Multichip IC module having coplanar dice and substrate Dec. 26, 1989
4890155 Package for mounting a semiconductor chip of ultra-high frequency Dec. 26, 1989
4890154 Semiconductor package profile Dec. 26, 1989
4890153 Single bonding shelf, multi-row wire-bond finger layout for integrated circuit package Dec. 26, 1989
4890152 Plastic molded chip carrier package and method of fabricating the same Dec. 26, 1989
4890151 Thin-film and its forming method Dec. 26, 1989
4890150 Dielectric passivation Dec. 26, 1989
4890149 Integrated device for shielding charge injection into the substrate, in particular in driving ci... Dec. 26, 1989
4890148 Semiconductor memory cell device with thick insulative layer Dec. 26, 1989
4890147 Through-field implant isolated devices and method Dec. 26, 1989
4890146 High voltage level shift semiconductor device Dec. 26, 1989
4890145 dRAM cell and array Dec. 26, 1989

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