Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Takahiro Nakai +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, Takahiro Nakai +4 more | 2008-03-04 |
| 7174090 | Digital VTR | Masako Asamura, Tomohiro Ueda, Taketoshi Hibi, Tatsuo Yamasaki, Junko Ishimoto +2 more | 2007-02-06 |
| 6977964 | Digital VTR for recording and replaying data depending on replay modes | Masako Asamura, Tomohiro Ueda, Taketoshi Hibi, Tatsuo Yamasaki, Junko Ishimoto +2 more | 2005-12-20 |
| 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, Takahiro Nakai +4 more | 2003-04-15 |
| 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, Takahiro Nakai +4 more | 2000-10-17 |
| 6081649 | Digital VTR for processing intra-picture data according to replay modes | Masako Asamura, Tomohiro Ueda, Taketoshi Hibi, Tatsuo Yamasaki, Junko Ishimoto +2 more | 2000-06-27 |
| 6011663 | Digital VTR increasing recorded amount of high priority data | Sadayuki Inoue, Junko Ishimoto, Taketoshi Hibi, Tomohiro Ueda, Ken Onishi | 2000-01-04 |
| 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, Takahiro Nakai +4 more | 1999-12-28 |
| 5818529 | Variable length coding of video with controlled deletion of codewords | Yoshinori Asamura, Takashi Itow, Tomohiro Ueda, Kenji Tsunashima | 1998-10-06 |
| 5724097 | Adaptive quantization of video based on edge detection | Taketoshi Hibi, Tomohiro Ueda, Ken Onishi | 1998-03-03 |
| 5583573 | Video encoder and encoding method using intercomparisons of pixel values in selection of appropriation quantization values to yield an amount of encoded data substantialy equal to nominal amount | Yoshinori Asamura, Takashi Itow, Tomohiro Ueda, Kenji Tsunashima | 1996-12-10 |
| 5440344 | Video encoder using adjacent pixel difference for quantizer control | Yoshinori Asamura, Takashi Itow, Tomohiro Ueda, Kenji Tsunashima | 1995-08-08 |