Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6989825 | Display control device | Masahiro Naito, Shuji Sotoda, Kazuhiro Sugiyama | 2006-01-24 |
| 6590601 | Videophone apparatus with privacy protection | Junji Sukeno, Yoshiko Hatano, Tadashi Minobe, Kazuhiro Sugiyama | 2003-07-08 |
| 5808697 | Video contrast enhancer | Naohiro Fujimura, Hitoshi Hasegawa, Hiroshi Onishi, Masayuki Tsuji, Yuuji Yamamoto +1 more | 1998-09-15 |
| 5585861 | Luminance and chrominance signals separating filter adaptive to movement of image | Junko Taniguchi, Noriyuki Yamaguchi, Mitsuru Ishizuka, Masaharu Yao | 1996-12-17 |
| 5541669 | Motion adaptive luminance signal and color signal separation filter | Noriyuki Yamaguchi, Mitsuru Ishizuka, Junko Taniguchi, Masaharu Yao | 1996-07-30 |
| 5502509 | Chrominance-luminance separation method and filter performing selective spatial filter based on detected spatial correlation | Noriyuki Yamaguchi, Mitsuru Ishizuka, Junko Kijima, Hitoshi Hasegawa, Masaharu Yao | 1996-03-26 |
| 5500686 | Motion adaptive luminance signal/chrominance signal separation filter | Noriyuki Yamaguchi, Mitsuru Ishizuka, Junko Kijima, Masaharu Yao | 1996-03-19 |
| 5475445 | Motion adaptive luminance signal and color signal separation filter | Noriyuki Yamaguchi, Mitsuru Ishizuka, Junko Taniguchi, Masaharu Yao | 1995-12-12 |
| 5412434 | Luminance and chrominance signals separating filter adaptive to movement of image | Junko Taniguchi, Noriyuki Yamaguchi, Mitsuru Ishizuka, Masaharu Yao | 1995-05-02 |