Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7406249 | Disk media, and method of and device for recording and playing back information on or from a disk media | Kouichi Shirakawa, Masato Nagasawa, Yoshihiro Kiyose, Hiroyuki Ohata, Hidetoshi Mishima +1 more | 2008-07-29 |
| 7343083 | Digital video signal record and playback device and method for selectively reproducing desired video information from an optical disk | Hidetoshi Mishima, Yoshinori Asamura, Yoshiko Hatano, Shuji Sotoda, Satoshi Kurahashi +4 more | 2008-03-11 |
| 7340150 | Digital video signal record and playback device and method for selectively reproducing desired video information from an optical disk | Hidetoshi Mishima, Yoshinori Asamura, Yoshiko Hatano, Shuji Sotoda, Satoshi Kurahashi +4 more | 2008-03-04 |
| 7212728 | Disk media, and method of and device for recording and playing back information on or from a disk media | Kouichi Shirakawa, Masato Nagasawa, Yoshihiro Kiyose, Hiroyuki Ohata, Hidetoshi Mishima +1 more | 2007-05-01 |
| 7092575 | Moving image encoding apparatus and moving image encoding method | Masahiro Kazayama, Kenichi Asano, Masahiko Yoshimoto | 2006-08-15 |
| 6574370 | Image encoding system | Masahiro Kazayama | 2003-06-03 |
| 6549717 | Digital video signal record and playback device and method for giving priority to a center of an I frame | Hidetoshi Mishima, Yoshinori Asamura, Yoshiko Hatano, Shuji Sotoda, Satoshi Kurahashi +4 more | 2003-04-15 |
| 6539164 | Disk media, and method of and device for playing back information on or from a disk media | Kouichi Shirakawa, Masato Nagasawa, Yoshihiro Kiyose, Hiroyuki Ohata, Hidetoshi Mishima +1 more | 2003-03-25 |
| 6510179 | Video signal encoding device | Kenichi Asano, Masahiro Kazayama | 2003-01-21 |
| 6480670 | Video signal encoding method and system | Yoshiko Hatano, Koji Okazaki, Takashi Shinohara, Hiromu Hasegawa, Hidetoshi Mishima | 2002-11-12 |
| 6380981 | Frame synchronizer | Kenichi Asano, Masahiro Kazayama | 2002-04-30 |
| 6134382 | Digital video signal record and playback device and method for giving priority to a center of an I frame | Hidetoshi Mishima, Yoshinori Asamura, Yoshiko Hatano, Shuji Sotoda, Satoshi Kurahashi +4 more | 2000-10-17 |
| 6091460 | Video signal encoding method and system | Yoshiko Hatano, Koji Okazaki, Takashi Shinohara, Hiromu Hasegawa, Hidetoshi Mishima | 2000-07-18 |
| 6009236 | Digital video signal record and playback device and method for giving priority to a center of an I frame | Hidetoshi Mishima, Yoshinori Asamura, Yoshiko Hatano, Shuji Sotoda, Satoshi Kurahashi +4 more | 1999-12-28 |
| 5949953 | Disk media, and method of and device for recording and playing back information on or from a disk media | Kouichi Shirakawa | 1999-09-07 |
| 5249037 | Image signal correction circuit and image signal processor using the circuit | Masato Sugiyama, Isao Nakagawa, Shigeru Hirahata, Toshinori Murata, Ikuya Arai +4 more | 1993-09-28 |
| 4954885 | Filter for separating luminance and chrominance signals from composite color television signal | Hiroshi Ito, Masaharu Yao | 1990-09-04 |
| 4789890 | Judgement circuit and adaptive filter incorporating the same | Hiroshi Itoh, Yoshiki Mizutani | 1988-12-06 |