Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5499148 | Digital video tape reproducing apparatus compatible with tapes having a track width different from a rotary magnetic head width | Keiji Kanota | 1996-03-12 |
| 5471355 | Magnetic head and a digital recording magnetic head | Seiichi Ogata, Moriyuki Kawaguchi, Keiji Kanota, Heikichi Sato, Iwao Abe | 1995-11-28 |
| 5469272 | Digital signal recording and/or reproducing apparatus | Takayuki Sasaki, Takao Takahashi, Hiroshi Kobayashi | 1995-11-21 |
| 5426538 | Recording and/or reproducing apparatus with means for establishing an after-recording area | Keiji Kanota, Takahito Seki | 1995-06-20 |
| 5424850 | Method and apparatus for recording compressed audio data on a video record medium | Hajime Inoue, Keiji Kanota | 1995-06-13 |
| 5418853 | Apparatus and method for preventing unauthorized copying of video signals | Keiji Kanota, Hajime Inoue | 1995-05-23 |
| 5402281 | Tracking control apparatus of rotary head type recording unit using pilot signals of different frequencies and different formats | Naofumi Yanagihara, Isao Saito | 1995-03-28 |
| 5396374 | Method and apparatus for reproducing and after-recording digital information signals on magnetic tape | Keiji Kanota, Hajime Inoue | 1995-03-07 |
| 5384666 | Digital picture signal recording apparatus in which a field interval is recorded in a plurality of tracks exhibiting a track pitch no greater than 5.5 .mu.m by a rotary drum having a diameter no greater than 25 mm and a rotary speed no less than 150 rps | Keiji Kanota, Hajime Inoue, Akihiro Uetake, Moriyuki Kawaguchi, Kazunobu Chiba | 1995-01-24 |
| 5369531 | Digital video signal recording apparatus with leading and trailing heads displaced by a distance less than the distance between the ending edge of an auxiliary recording area and the starting edge of the video signal recording area | Yoichirou Senshu | 1994-11-29 |
| 5359428 | Digital video recorder operable in standard and long play modes | Yoichirou Senshu | 1994-10-25 |
| 5315401 | Apparatus for recording and/or reproducing digital video and audio signals operable in an after-recording mode | Hiroshi Okada, Keiji Kanota | 1994-05-24 |
| 5231543 | Digital signal recording/reproducing apparatus for use with digital signals having different transmission rates | Keiji Kanota | 1993-07-27 |
| 5072316 | Recording apparatus | Tomihiro Nakagawa, Norio Shindo, Yoichirou Senshu, Akihiro Uetake | 1991-12-10 |
| 5065259 | Magnetic recording and/or reproducing apparatus | Keiji Kanota | 1991-11-12 |
| 4849839 | Magnetic tape recording and/or reproducing apparatus rotary head assembly having sweeping device | Tetsuro Tsubota | 1989-07-18 |
| 4346702 | Slip joint of endotracheal tube | — | 1982-08-31 |
| 4344436 | Device for determining location of the tip of catheter | — | 1982-08-17 |
| 4283736 | Video signal reproducing apparatus for converting a video signal from a first format to a second format | Minoru Morio, Tadahiko Nakamura, Masahiro Kambara | 1981-08-11 |
| 4268875 | Avoidance of disturbance of horizontal sync signals in video signal reproduced at other than standard tape speed | Minoru Morio, Masahiro Kambara, Keitaro Yamashita | 1981-05-19 |
| 4255771 | Video signal reproducing apparatus | — | 1981-03-10 |
| 4255768 | Tracking control apparatus for a rotary head, variable speed signal reproducing system | — | 1981-03-10 |
| 4233637 | Rotating magnetic head piezo-electric assembly and drive circuitry for video tape recorder | — | 1980-11-11 |
| 4223358 | Method and apparatus for cancelling the remanent deflection in a _piezoceramic head support means of a video recorder | Keiko Noji, Yoshimi Watanabe | 1980-09-16 |
| 4189758 | Apparatus for controlling the scanning path of a rotary transducer | Minoru Morio, Hidehiko Okada | 1980-02-19 |