Issued Patents All Time
Showing 201–225 of 252 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6226327 | Video coding method and apparatus which select between frame-based and field-based predictive modes | Katsuji Igarashi, Jun Yonemitsu, Yasushi Fujinami, Tomoyuki Sato, Motoki Kato +1 more | 2001-05-01 |
| 6173013 | Method and apparatus for encoding enhancement and base layer image signals using a predicted image signal | Teruhiko Suzuki | 2001-01-09 |
| 6163574 | Motion picture encoding system for either intra-frame encoding or inter-frame encoding | — | 2000-12-19 |
| 6160849 | Selectable field and frame based predictive video coding | Katsuji Igarashi, Jun Yonemitsu, Yasushi Fujinami, Tomoyuki Sato, Motoki Kato +1 more | 2000-12-12 |
| 6160889 | Image encoding method, image decoding method and image signal recording medium | — | 2000-12-12 |
| 6115533 | Digital video copy protection system | Katsumi Tahara, Hideki Koyanagi, Yasushi Fujinami | 2000-09-05 |
| 6101313 | 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 | 2000-08-08 |
| 6097842 | Picture encoding and/or decoding apparatus and method for providing scalability of a video object whose position changes with time and a recording medium having the same recorded thereon | Teruhiko Suzuki | 2000-08-01 |
| 6091855 | method and apparatus for encoding signal method and apparatus for decoding signal and recording medium | Kazuhisa Hosaka | 2000-07-18 |
| 6041160 | Method and apparatus for picture encoding and decoding | Katsumi Tahara | 2000-03-21 |
| 6031575 | Method and apparatus for encoding an image signal, method and apparatus for decoding an image signal, and recording medium | Teruhiko Suzuki | 2000-02-29 |
| 6020923 | Method and apparatus for coding and recording an image signal and recording medium for storing an image signal | Kazuhisa Hosaka | 2000-02-01 |
| 5999225 | Caption display method for using digital video system | Yasushi Fujinami, Ryuichi Iwamura | 1999-12-07 |
| 5991499 | Data recording apparatus and method for preventing illegal copying | Hideki Koyanagi, Katsumi Tahara, Yasushi Fujinami | 1999-11-23 |
| 5982437 | Coding method and system, and decoding method and system | Toru Okazaki, Yasuhiro Muramatsu | 1999-11-09 |
| 5953455 | Apparatus and method for encoding and decoding an image | — | 1999-09-14 |
| 5946040 | Moving picture coding/decoding method and apparatus for decoders of various processing capability | Motoki Kato, Jun Yonemitsu | 1999-08-31 |
| 5907370 | Apparatus and method for reducing qauntization error in digital image signals | Teruhiko Suzuki | 1999-05-25 |
| 5862300 | Control of an image display based on a permission signal | Motoki Kato, Yasushi Fujinami | 1999-01-19 |
| 5847770 | Apparatus and method for encoding and decoding a subtitle signal | — | 1998-12-08 |
| 5835672 | Apparatus for coding and decoding a digital video signal having duplicate pictures and frames with fields originating from different film source frames | Teruhiko Suzuki | 1998-11-10 |
| 5805225 | Method and apparatus for variable resolution video picture coding/decoding | Katsumi Tahara, Jun Yonemitsu | 1998-09-08 |
| 5786858 | Method of encoding image signal, apparatus for encoding image signal, method of decoding image signal, apparatus for decoding image signal, and image signal recording medium | Jun Yonemitsu, Teruhiko Suzuki | 1998-07-28 |
| 5768469 | Apparatus for coding and decoding a digital video signal having duplicate pictures and frames with fields originating from different film source frames | Teruhiko Suzuki | 1998-06-16 |
| 5751359 | Method for quantizing compressed video signals | Teruhiko Suzuki | 1998-05-12 |