Masahiro Honjo
46Patents
15h-index
22Co-inventors
81Inventor score
Filing activity: Jun 3, 1981 → Jul 11, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5432769A | Apparatus for intermittently recording or reproducing variable length coded video data | Electricity | 126 | Expired |
| US5223949A | Coding means for a signal processing system | Electricity | 82 | Expired |
| US5337088A | Method of correcting an image signal decoded in block units | Electricity | 81 | Expired |
| US4963991A | Video tape recorder capable of recording both narrow band and wideband signals | Electricity | 62 | Expired |
| US5596421A | Optical disk recorder for video signals and an optical disk for use therein | Electricity | 51 | Expired |
| US4812783A | Phase locked loop circuit with quickly recoverable stability | Electricity | 45 | Expired |
| US6321027A | Video signal recorder and method of recording video signals | Electricity | 42 | Expired |
| US5557331A | Image encoding method, an image encoding circuit, an image encoding apparatus, and an optical disk | Electricity | 37 | Expired |
| US5787225A | Optical disk apparatus for the reproduction of compressed data | Electricity | 30 | Expired |
| US5491514A | Coding apparatus, decoding apparatus, coding-decoding apparatus for video signals, and optical disks conforming thereto | Electricity | 21 | Expired |
| US4908581A | Frequency demodulator having circuit cancelling undesired signal components | Electricity | 21 | Expired |
| US5387938A | Adaptive interframe/intraframe block coding method and apparatus | Electricity | 20 | Expired |
| US6006007A | Optical disk apparatus for recording and reproducing compression encoded video signal | Electricity | 16 | Expired |
| US4695900A | Magnetic recording and playback apparatus for teletext signals | Electricity | 15 | Expired |
| US4931858A | Waveform improving apparatus | Electricity | 15 | Expired |
| US5892550A | Television signal conversion system and image encoding and decoding system | Electricity | 15 | Expired |
| US4623940A | Magnetic reproducing apparatus | Electricity | 13 | Expired |
| US4451860A | Tracking-error correcting system in a video reproducing apparatus | Physics | 12 | Expired |
| US5627809A | Optical disk device having high-speed reproduction capability | Electricity | 10 | Expired |
| US5568459A | Optical disk apparatus and optical disk having a hard address mark area | Physics | 10 | Expired |
| US4489352A | Video tape recording/reproducing apparatus having an auto tracking function | Physics | 9 | Expired |
| US4590523A | Control of auto-tracking in tracking-error correcting system of video recording/reproducing apparatus | Physics | 8 | Expired |
| US5218448A | Signal reproducing apparatus | Electricity | 7 | Expired |
| US5319468A | Image signal recording and reproducing system with use of bandwidth compression coding | Electricity | 7 | Expired |
| US5379120A | Optical disk apparatus for selectively recording and reproducing signals having different bit rates | Electricity | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.