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Patent Number Title Of Patent Date Issued
4811166 Heat dissipating member for mounting a semiconductor device and electrical circuit unit incorpor... Mar. 7, 1989
4811165 Assembly for circuit modules Mar. 7, 1989
4811164 Monolithic capacitor-varistor Mar. 7, 1989
4811163 Automatic power bus transfer equipment Mar. 7, 1989
4811162 Capacitor end termination composition and method of terminating Mar. 7, 1989
4811161 Through-type capacitor and magnetron using same Mar. 7, 1989
4811160 Capacitance-type material level probe Mar. 7, 1989
4811159 Ionizer Mar. 7, 1989
4811158 Solid state charger Mar. 7, 1989
4811157 Electromagnetic relay with light signaling device Mar. 7, 1989
4811156 Medical current limiter Mar. 7, 1989
4811155 Protection circuit for a semiconductor integrated circuit having bipolar transistors Mar. 7, 1989
4811154 Apparatus for rapid recognition of short-circuits Mar. 7, 1989
4811153 Circuit protector Mar. 7, 1989
4811152 Protective structure for jacket for rotatable magnetic recording media Mar. 7, 1989
4811151 Shutter assembled disc cartridge Mar. 7, 1989
4811150 Device to replace safety tab in VHS format video tapes Mar. 7, 1989
4811149 Method and apparatus for cleaning operating components of a video player/recorder Mar. 7, 1989
4811148 Alloy magnetic recording head Mar. 7, 1989
4811147 Magnetic head incorporating a glass composition of barium oxide and phosphorous pentaoxide Mar. 7, 1989
4811146 Composite magnetic head Mar. 7, 1989
4811145 Head device of tape player Mar. 7, 1989
4811144 Magnetic recording head motion translation apparatus for head/media evaluation systems Mar. 7, 1989
4811143 Head supporting mechanism for maintaining close operative relationship between magnetic heads an... Mar. 7, 1989
4811142 Magnetic head for vertical magnetic recording and method of producing same Mar. 7, 1989
4811141 Head mounting in magnetic storage devices Mar. 7, 1989
4811140 Magnetic data transfer apparatus having improved transducer coil arrangement Mar. 7, 1989
4811139 Device for recording and reproduction having head moving means Mar. 7, 1989
4811138 Cassette loading device of video cassette tape recorder Mar. 7, 1989
4811137 Disk cartridge shutter opening and closing mechanism Mar. 7, 1989
4811136 Phase controller for processing current and voltage faults Mar. 7, 1989
4811135 Tri-phase servo pattern for providing information for positioning the transducers of a magnetic ... Mar. 7, 1989
4811134 Unitary die cast head drum base for a magnetic recording and/or reproducing apparatus Mar. 7, 1989
4811133 Electronic still video record/play head positioner having both open and closed loop positioning ... Mar. 7, 1989
4811132 Early end of tape sensing for a cache buffered tape drive Mar. 7, 1989
4811131 Method and apparatus for scanning and recovering information from a record medium Mar. 7, 1989
4811130 Information signal reproducing apparatus capable of determining a track pitch of a record bearin... Mar. 7, 1989
4811129 Method and an apparatus for detecting tape speed of recording Mar. 7, 1989
4811128 Digital signal recording and reproducing apparatus having rotary magnetic heads Mar. 7, 1989
4811127 Magnetic recording and reproducing apparatus Mar. 7, 1989
4811126 Recording/reproducing system for a magnetic recording medium including synchronization detecting... Mar. 7, 1989
4811125 Information recording/regenerating circuit for a memory unit Mar. 7, 1989
4811124 Defect skipping mechanism for disk drives Mar. 7, 1989
4811123 Apparatus for reproducing digital data Mar. 7, 1989
4811122 Magnetic recording/reproducing apparatus which accomodates different tape types Mar. 7, 1989
4811121 Magnetic recording and reproducing system using preceding and lagging groups of rotary heads to ... Mar. 7, 1989
4811120 Information signal recording and/or reproducing apparatus Mar. 7, 1989
4811119 Apparatus for high-density minimal crosstalk recording and reproducing of terminance and chromin... Mar. 7, 1989
4811118 Detachable unit electronic camera Mar. 7, 1989
4811117 Video tape recorder for recording and reproducing two-channel component signals of a video signa... Mar. 7, 1989










 
 
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