Jun Yonemitsu
75Patents
32h-index
47Co-inventors
88Inventor score
Filing activity: Sep 9, 1982 → Sep 12, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5510840A | Methods and devices for encoding and decoding frame signals and recording medium therefor | Electricity | 195 | Expired |
| US5140437A | Recording/reproducing compressed data on a rotatable record medium in which at least one intraframe code signal and at least (n-1) interframe code signals are recorded in each track | Electricity | 183 | Expired |
| USRE37222E | Video signal transmitting system | General | 160 | Expired |
| US5666461A | High efficiency encoding and decoding of picture signals and recording medium containing same | Electricity | 140 | Expired |
| US5191436A | Method for recording coded motion picture data | Electricity | 136 | Expired |
| US5428396A | Variable length coding/decoding method for motion vectors | Electricity | 119 | Expired |
| US5461420A | Apparatus for coding and decoding a digital video signal derived from a motion picture film source | Emerging Cross-Sectional Technologies | 118 | Expired |
| US6324216A | Video coding selectable between intra-frame prediction/field-based orthogonal transformation and inter-frame prediction/frame-based orthogonal transformation | Electricity | 111 | Expired |
| US5602956A | Picture signal coding method, decoding method and picture signal recording medium | Electricity | 108 | Expired |
| US5475435A | Layer encoding apparatus and layer decoding apparatus for input non-interlace video signal | Electricity | 104 | Expired |
| US5504530A | Apparatus and method for coding and decoding image signals | Electricity | 101 | Expired |
| US5132792A | Video signal transmitting system | Electricity | 101 | Expired |
| US5485279A | Methods and systems for encoding and decoding picture signals and related picture-signal records | Electricity | 98 | Expired |
| US5136376A | Method of coding video signals and transmission system thereof | Electricity | 96 | Expired |
| US5298991A | Variable length coding apparatus and method for motion vector | Electricity | 88 | Expired |
| US5574504A | Methods and systems for encoding and decoding picture signals and related picture-signal recording media | Electricity | 78 | Expired |
| US5126842A | Video signal encoding method with a substantially constant amount of transform data per transmission unit block | Electricity | 70 | Expired |
| US5734787A | Optical disk having a particular format to store user-selected data, such as compressed video data or computed files, including a dedicated TOC region and an application TOC to identify the video compression format | Electricity | 69 | Expired |
| US5471450A | Digital data reproducing apparatus and method employing buffer memories for error compensation and accomodating differences in reproduction and processing rates | Electricity | 69 | Expired |
| US5596565A | Method and apparatus for recording MPEG-compressed video data and compressed audio data on a disk | Electricity | 65 | Expired |
| US5592450A | Method for reproducing compressed information data from a disk using a spatial frequency less than the track pitch | Electricity | 62 | Expired |
| US6363212B1 | Apparatus and method for encoding and decoding digital video data | Electricity | 55 | Expired |
| US5040061A | Method and apparatus for transmitting a compressed picture signal by using different encoding techniques for portions of each frame | Electricity | 45 | Expired |
| US6424614B1 | Data recording medium and record/playback apparatus using the data recording medium | Electricity | 44 | Expired |
| US6226327A | Video coding method and apparatus which select between frame-based and field-based predictive modes | Electricity | 42 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.