Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6345390 | Bidirectional digital signal transmission system and repeater for the same | Nobuo Murata | 2002-02-05 |
| 6252898 | Spread spectrum communication method and system wherein data rate of data to be transmitted is changed in accordance with transmission quality | Takashi Asahina | 2001-06-26 |
| 5978651 | Method for bidirectionally transmitting digital video signal and digital video signal bidirectional transmission system | Nobuo Murata, Kazuhiro Tanabe, Hiroyuki Nisikawa | 1999-11-02 |
| 5701581 | Method for bidirectionally transmitting digital video signal and digital video signal bidirectional transmission system | Nobuo Murata, Kazuhiro Tanabe, Hiroyuki Nisikawa | 1997-12-23 |
| 5552940 | Method and apparatus for digital signal recording and/or reproduction | Masuo Umemoto, Hirotake Ishii, Hidehiko Sawamura | 1996-09-03 |
| 5500676 | Method of encoding and multiplexing picture signals and apparatus utilizing the same | Takayuki Tanaka, Ryu Watanabe, Yuuichi Oonami | 1996-03-19 |
| 5282045 | Depth-of-field control apparatus and image pickup apparatus having the same therein | Itaru Mimura, Kenji Takahashi, Toshiyuki Akiyama, Naoki Ozawa, Takahiro Matsumoto | 1994-01-25 |
| 5247401 | Replay equalization circuit in digital image recorder | Masuo Umemoto, Hidehiko Sawamura | 1993-09-21 |
| 5159452 | Video signal transmitting method and equipment of the same | Taizo Kinoshita | 1992-10-27 |
| 5113247 | Solid state image pickup apparatus for correcting discrepancy of registration | Toshiyuki Akiyama, Itaru Mimura, Naoki Ozawa, Kenji Takahashi, Takahiro Matsumoto | 1992-05-12 |
| 5047852 | Adaptive transform encoder for digital image signal in recording/reproducing apparatus | Hiroyuki Hanyu, Nobukazu Doi, Seiichi Mita, Morishi Izumita | 1991-09-10 |
| 4983965 | Demodulation apparatus | Nobukazu Doi, Morishi Izumita, Seiichi Mita | 1991-01-08 |
| 4970707 | Optical tape apparatus with a tracking control mechanism and/or a focusing control mechanism | Fumio Hara, Yoshito Tsunoda, Shigeru Nakamura, Seiichi Mita, Morishi Izumita +2 more | 1990-11-13 |
| 4963992 | Apparatus for recording/reproducing digital video signals in both a standard mode and a long playing mode | Nobukazu Doi, Morishi Izumita, Seiichi Mita, Kazuyuki Takeshita | 1990-10-16 |
| 4825291 | Solid-state televison camera with storage time controller | Itaru Mimura, Kazuhiro Sato, Toshiyuki Akiyama, Naoki Ozawa, Koji Kudo +1 more | 1989-04-25 |
| 4802192 | Circuit for detecting synchronizing code | Kazuyuki Takeshita, Hidehiro Kanada, Masuo Umemoto | 1989-01-31 |
| 4791495 | Digital signal recording and reproducing system having an interface for dubbing a color television signal in the component form | Masuo Umemoto, Shinichi Miyazaki, Hidehiro Kanada, Hitoshi Katayama, Yuichi Michikawa | 1988-12-13 |
| 4775897 | Dubbing method and apparatus for digital recording reproducing apparatus including direct digital outputs | Masuo Umemoto, Shinichi Miyazaki, Hidehiro Kanada, Hitoshi Katayama, Yuichi Michikawa | 1988-10-04 |
| 4737863 | Method for distributing and recording video signals and an apparatus using the same | Masuo Umemoto, Sinich Miyazaki | 1988-04-12 |
| 4700240 | Digital data playback system | Masuo Umemoto, Hidehiro Kanada, Morito Rokuda | 1987-10-13 |
| 4698811 | Method and apparatus for generating error correction codes for digitized picture signal recording/reproducing | Masuo Umemoto, Hidehiro Kanada, Seiichi Mita | 1987-10-06 |
| 4653052 | Method for decoding double-encoding codes and apparatus using the same | Nobukazu Doi, Morishi Izumita, Seiichi Mita, Morito Rokuda | 1987-03-24 |
| 4652942 | Method and system for converting binary data using bit-divided encoding | — | 1987-03-24 |
| 4628297 | Code modulation system | Seiichi Mita, Morishi Izumita, Masuo Umemoto, Morito Rokuda, Hidehiro Kanada | 1986-12-09 |
| 4409627 | Video signal decoding circuit | Yasuhiro Hirano | 1983-10-11 |