Issued Patents All Time
Showing 226–250 of 252 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703859 | Digital video copy protection system | Katsumi Tahara, Hideki Koyanagi, Yasushi Fujinami | 1997-12-30 |
| 5699474 | Method and apparatus for decoding MPEG-type data reproduced from a recording medium during a high-speed reproduction operation | Teruhiko Suzuki, Katsumi Tahara, Yasushi Fujinami, Jun Yonemitsu | 1997-12-16 |
| 5675383 | Encoding method, encoding unit, decoding method, decoding unit, recording medium, and transmission method | Hideki Koyanagi | 1997-10-07 |
| 5666461 | High efficiency encoding and decoding of picture signals and recording medium containing same | Katsuji Igarashi, Jun Yonemitsu, Yasushi Fujinami, Tomoyuki Sato, Motoki Kato +1 more | 1997-09-09 |
| 5663763 | Picture signal encoding method and apparatus and picture signal decoding method and apparatus | Tohru Wada, Katsumi Tahara | 1997-09-02 |
| 5602956 | Picture signal coding method, decoding method and picture signal recording medium | Teruhiko Suzuki, Jun Yonemitsu | 1997-02-11 |
| 5590139 | Method of recording a compressed motion picture signal in which effects of rounding errors resulting from inversely transforming transaction coefficients representing are mitigated | Teruhiko Suzuki, Tatsuya Sudo, Toru Okazaki | 1996-12-31 |
| 5574504 | Methods and systems for encoding and decoding picture signals and related picture-signal recording media | Jun Yonemitsu | 1996-11-12 |
| 5570133 | Motion picture encoding system wherein image quality is maximized using inter-frame and intra-frame encoding | — | 1996-10-29 |
| 5543843 | Communication jack nose cleaning tool | Motoki Kato, Jun Yonemitsu | 1996-08-06 |
| 5543846 | Motion picture encoding system | — | 1996-08-06 |
| 5543932 | Digital video signal recording apparatus and digital video signal reproducing apparatus | Ching-Fang Chang, Naofumi Yanagihara, Jun Yonemitsu, Katsumi Tahara, Teruhiko Suzuki | 1996-08-06 |
| 5515388 | Apparatus and method for preventing repetitive random errors in transform coefficients representing a motion picture signal | — | 1996-05-07 |
| 5510840 | Methods and devices for encoding and decoding frame signals and recording medium therefor | Jun Yonemitsu | 1996-04-23 |
| 5510906 | Motion picture recording method, motion picture recording medium, and motion picture reproducing apparatus | Hideki Koyanagi | 1996-04-23 |
| 5504530 | Apparatus and method for coding and decoding image signals | Nobuhisa Obikane, Katsumi Tahara, Jun Yonemitsu, Teruhiko Suzuki | 1996-04-02 |
| 5486862 | Motion picture encoding system | — | 1996-01-23 |
| 5481553 | Methods and apparatus for preventing rounding errors when transform coefficients representing a motion picture signal are inversely transformed | Teruhiko Suzuki, Tatsuya Sudo, Toru Okazaki | 1996-01-02 |
| 5475501 | Picture encoding and/or decoding method and apparatus | — | 1995-12-12 |
| 5461420 | Apparatus for coding and decoding a digital video signal derived from a motion picture film source | Jun Yonemitsu, Teruhiko Suzuki | 1995-10-24 |
| 5428396 | Variable length coding/decoding method for motion vectors | Jun Yonemitsu, Mark Veltman, Katsuji Igarashi, Motoki Kato | 1995-06-27 |
| 5410350 | Motion picture encoding and/or decoding system | Motoki Kato, Jun Yonemitsu | 1995-04-25 |
| 5298991 | Variable length coding apparatus and method for motion vector | Jun Yonemitsu, Veltman Mark, Kaisuji Igarashi | 1994-03-29 |
| 5140437 | 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 | Jun Yonemitsu | 1992-08-18 |
| 5136376 | Method of coding video signals and transmission system thereof | Jun Yonemitsu | 1992-08-04 |