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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 5057962 |
Microprocessor-based protective relay system |
Oct. 15, 1991 |
| 5057961 |
VCR tape drive test cassette |
Oct. 15, 1991 |
| 5057960 |
Hub for a disk type recording medium |
Oct. 15, 1991 |
| 5057959 |
Thin-film magnetic head having substrate formed of crystallized glass |
Oct. 15, 1991 |
| 5057958 |
Magnetic head for magnetic tracks with strong field |
Oct. 15, 1991 |
| 5057957 |
Magnetic read/write head having a magnetic short circuit |
Oct. 15, 1991 |
| 5057956 |
Magnetic head having gap depth sighing aperture |
Oct. 15, 1991 |
| 5057955 |
Composite magnetic head |
Oct. 15, 1991 |
| 5057954 |
Disk drive head lift mechanism |
Oct. 15, 1991 |
| 5057953 |
Head slider suspension assembly load beam having a fundamental mode vibration characteristic in ... |
Oct. 15, 1991 |
| 5057952 |
Magnetic fluid sealing apparatus for a magnetic disk drive |
Oct. 15, 1991 |
| 5057950 |
Data storage method |
Oct. 15, 1991 |
| 5057949 |
Digital magnetic reproducing apparatus with variable tape speed |
Oct. 15, 1991 |
| 5057948 |
Recording of digital signals on d.c.-erased magnetic tape |
Oct. 15, 1991 |
| 5057947 |
Recording and reproducing apparatus with limited digital copying |
Oct. 15, 1991 |
| 5057946 |
Magnetic disk drive apparatus |
Oct. 15, 1991 |
| 5057945 |
Signal recording/reproducing apparatus |
Oct. 15, 1991 |
| 5057944 |
Multiplex rotating magnetic head system for multiply recording and erasing audio and video signa... |
Oct. 15, 1991 |
| 5057943 |
Image scanning apparatus |
Oct. 15, 1991 |
| 5057942 |
Electronic document scanner with a transparent imaging and drive roller |
Oct. 15, 1991 |
| 5057941 |
Facsimile device |
Oct. 15, 1991 |
| 5057940 |
Image signal encoding/decoding system |
Oct. 15, 1991 |
| 5057939 |
Data compression |
Oct. 15, 1991 |
| 5057938 |
Facsimile apparatus with error correction and improved switching means |
Oct. 15, 1991 |
| 5057937 |
Facsimile device enabling efficient output to record sheet |
Oct. 15, 1991 |
| 5057936 |
Copy quality monitoring |
Oct. 15, 1991 |
| 5057935 |
Method for confirmation of document recipient in a data processing system |
Oct. 15, 1991 |
| 5057934 |
Circuit for tape duplication in video tape recorder |
Oct. 15, 1991 |
| 5057933 |
Device for providing an image for video recording |
Oct. 15, 1991 |
| 5057932 |
Audio/video transceiver apparatus including compression means, random access storage means, and ... |
Oct. 15, 1991 |
| 5057931 |
Tonal conversion method of pictures for producing reproduced pictures free of color-fog |
Oct. 15, 1991 |
| 5057930 |
Plain paper cartridge for facsimile machine |
Oct. 15, 1991 |
| 5057929 |
Cathode ray tube having implosion band with raised tabs and method |
Oct. 15, 1991 |
| 5057928 |
Drive apparatus for liquid crystal display device utilizing a field discriminating apparatus |
Oct. 15, 1991 |
| 5057927 |
Image sensing apparatus |
Oct. 15, 1991 |
| 5057926 |
Driving method for discharging overflow charges in a solid state imaging device |
Oct. 15, 1991 |
| 5057925 |
Still picture recorder utilizing a switch controlled timer |
Oct. 15, 1991 |
| 5057924 |
Electronic still camera for converting and recording still image signal into a plurality of stre... |
Oct. 15, 1991 |
| 5057923 |
Image pickup device capable of picking up images while electronically enlarging the same |
Oct. 15, 1991 |
| 5057922 |
Black level clamping circuit including video output stage |
Oct. 15, 1991 |
| 5057921 |
Process and device for temporal image interpolation, with corrected movement compensation |
Oct. 15, 1991 |
| 5057920 |
Video signal clamping circuit operating in the digital domain for removing excess noise on the b... |
Oct. 15, 1991 |
| 5057919 |
Picture signal interpolation circuit with gamma compensation |
Oct. 15, 1991 |
| 5057918 |
Arrangement for encoding two-dimensional information, grouped in periodical information clusters... |
Oct. 15, 1991 |
| 5057917 |
Real-time data compression of broadcast video signals |
Oct. 15, 1991 |
| 5057916 |
Method and apparatus for refreshing motion compensated sequential video images |
Oct. 15, 1991 |
| 5057915 |
System and method for attracting shoppers to sales outlets |
Oct. 15, 1991 |
| 5057914 |
Method of processing colored image in multilevel gradations |
Oct. 15, 1991 |
| 5057913 |
Hard copy simulator with stored data to correct for lighting conditions |
Oct. 15, 1991 |
| 5057912 |
Cathode-ray tube with interference filter and projection television system employing same |
Oct. 15, 1991 |
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