Issued Patents All Time
Showing 26–50 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6081649 | Digital VTR for processing intra-picture data according to replay modes | Masako Asamura, Satoshi Kurahashi, Tomohiro Ueda, Taketoshi Hibi, Tatsuo Yamasaki +2 more | 2000-06-27 |
| 6021017 | Magnetic recording and playback device which processes error signals to obtain a servo correction signal | Masako Asamura, Tomohiro Ueda, Taketoshi Hibi, Tatsuo Yamasaki | 2000-02-01 |
| 6011663 | Digital VTR increasing recorded amount of high priority data | Sadayuki Inoue, Junko Ishimoto, Taketoshi Hibi, Tomohiro Ueda, Satoshi Kurahashi | 2000-01-04 |
| 5960150 | Digital VTR | Tomohiro Ueda, Taketoshi Hibi, Junko Ishimoto, Masako Asamura, Nobuyoshi Okumura +2 more | 1999-09-28 |
| 5956454 | Digital VTR | Junko Shinohara, Tomohiro Ueda, Sadayuki Inoue, Masako Asamura | 1999-09-21 |
| 5909252 | High efficiency encoder and video information recording/reproducing apparatus | Tomohiro Ueda, Takashi Itow, Yoshinori Asamura, Hidetoshi Mishima | 1999-06-01 |
| 5892884 | Apparatus for controlling a sum of a varying information amount of a video signal and a varying information amount of an audio signal so that the sum is within a predetermined amount of data range | Kazuhiro Sugiyama, Kimitoshi Hongo, Yukari Ono | 1999-04-06 |
| 5889921 | Apparatus for controlling a sum of varying information amount of a video signal and a varying information amount of an audio signal so that the sum is within a predetermined amount of data range | Kazuhiro Sugiyama, Kimitoshi Hongo, Yukari Ono | 1999-03-30 |
| 5878183 | Digital video/audio recording and reproducing apparatus | Kazuhiro Sugiyama, Kimitoshi Hongo, Yukari Ono | 1999-03-02 |
| 5841474 | High-efficiency encoder and video information recording/reproducing apparatus | Tomohiro Ueda, Takashi Itow, Yoshinori Asamura, Hidetoshi Mishima | 1998-11-24 |
| 5825971 | Magnetic head replacement structure in helical scan magnetic recording and reproducing apparatus and method thereof | Tohru Inoue, Tatsuo Yamasaki, Junichi Nose, Hideki Kaneko | 1998-10-20 |
| 5751232 | High-efficiency encoding apparatus and high-efficiency decoding apparatus | Sadayuki Inoue, Junko Ishimoto | 1998-05-12 |
| 5751890 | Magnetic type recording and reproducing apparatus | Tatsuo Yamasaki, Masako Asamura, Sadayuki Inoue, Junko Shinohara | 1998-05-12 |
| 5739968 | Recording/playback apparatus for dividing encoded digital video data into essential information and high-precision information and for recording both the high-precision information onto a magnetic tape | Sadayuki Inoue, Junko Ishimoto, Haruhisa Inoue | 1998-04-14 |
| 5740306 | Digital signal recording device and playback device | Junko Shinohara, Sadayuki Inoue, Tatsuo Yamasaki | 1998-04-14 |
| 5731922 | Image recording system performing error correction repeatedly with the same check fields | Tatsuo Yamasaki, Ikuo Okuma | 1998-03-24 |
| 5724097 | Adaptive quantization of video based on edge detection | Taketoshi Hibi, Tomohiro Ueda, Satoshi Kurahashi | 1998-03-03 |
| 5715104 | Magnetic recording and reproducing apparatus for high speed dubbing | Yukari Takada, Kimitoshi Hongo | 1998-02-03 |
| 5712861 | Error correcting method and decoder with improved reliability | Tohru Inoue, Sadayuki Inoue, Mitsuru Matsui | 1998-01-27 |
| 5696774 | Digital signal recording device, digital signal playback device, and digital signal decoding device therefor | Sadayuki Inoue, Junko Shinohara, Tatsuo Yamasaki | 1997-12-09 |
| 5684915 | Digital VTR for recording special replay data with appended error correction codes | Tomohiro Ueda, Taketoshi Hibi, Junko Ishimoto, Masako Asamura, Nobuyoshi Okumura +2 more | 1997-11-04 |
| 5642459 | Digital signal recording method and digital video tape recorder | Yukari Arano | 1997-06-24 |
| 5589994 | Image recording method and apparatus with reduced error propagation | Tatsuo Yamasaki, Ikuo Okuma | 1996-12-31 |
| 5587803 | Digital signal recording and reproducing apparatus and error-correcting apparatus | Tohru Inoue, Sadayuki Inoue, Ikuo Okuma | 1996-12-24 |
| 5574570 | Video signal recording/reproduction apparatus and method for recording/reproducing two kinds of video signals carrying different amounts of information | Ikuo Ohkuma, Makoto Kumano, Kihei Ido | 1996-11-12 |