Issued Patents All Time
Showing 51–75 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5471355 | Magnetic head and a digital recording magnetic head | Seiichi Ogata, Moriyuki Kawaguchi, Yukio Kubota, Heikichi Sato, Iwao Abe | 1995-11-28 |
| 5434673 | Digital information transferring apparatus capable of identifying the type of device supplied with the transferred information | Hajime Inoue, Takahito Seki | 1995-07-18 |
| 5426538 | Recording and/or reproducing apparatus with means for establishing an after-recording area | Yukio Kubota, Takahito Seki | 1995-06-20 |
| 5424850 | Method and apparatus for recording compressed audio data on a video record medium | Hajime Inoue, Yukio Kubota | 1995-06-13 |
| 5418853 | Apparatus and method for preventing unauthorized copying of video signals | Hajime Inoue, Yukio Kubota | 1995-05-23 |
| 5416651 | Apparatus for magnetically recording digital data | Akihiro Uetake, Naofumi Yanagihara | 1995-05-16 |
| 5396374 | Method and apparatus for reproducing and after-recording digital information signals on magnetic tape | Yukio Kubota, 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 | Hajime Inoue, Akihiro Uetake, Moriyuki Kawaguchi, Yukio Kubota, Kazunobu Chiba | 1995-01-24 |
| 5315401 | Apparatus for recording and/or reproducing digital video and audio signals operable in an after-recording mode | Hiroshi Okada, Yukio Kubota | 1994-05-24 |
| 5270876 | Apparatus for reproducing data recorded on a magnetic recording medium | Hajime Inoue, Takahito Seki | 1993-12-14 |
| 5255128 | Apparatus for detecting digital data | Hajime Inoue, Takahito Seki | 1993-10-19 |
| 5253123 | Apparatus for digitally recording time-multiplexed digital information and pilot signals with different recording current levels | Takahito Seki | 1993-10-12 |
| 5233478 | Apparatus for recording a digital signal composed of different types of data | — | 1993-08-03 |
| 5231543 | Digital signal recording/reproducing apparatus for use with digital signals having different transmission rates | Yukio Kubota | 1993-07-27 |
| 5212600 | Digital video tape recorder with time base correction of input video signals | — | 1993-05-18 |
| 5193035 | Apparatus and method for phase correction of a clock signal by controlling the variable delaying thereof | Takahito Seki | 1993-03-09 |
| 5122912 | Signal processing apparatus selecting a scrambled signal having a desired DC component from among a plurality of scrambled signal obtained by scrambling an input-data signal with respective pseudo-random signals | Michio Nagai | 1992-06-16 |
| 5089917 | Digital signal recovery apparatus with minimized high frequency noise | Hajime Inoue, Takahito Seki | 1992-02-18 |
| 5065259 | Magnetic recording and/or reproducing apparatus | Yukio Kubota | 1991-11-12 |
| 4989102 | Apparatus for magnetically recording and/or reproducing digital signals in a plurality of modes having different formats | Noboru Murabayashi | 1991-01-29 |
| 4984099 | Apparatus for decoding a transmitted signal | Hajime Inoue, Takahito Seki | 1991-01-08 |
| 4984101 | PCM signal reproducing apparatus | Noboru Murabayashi | 1991-01-08 |
| 4967289 | PCM signal recording apparatus | Noboru Murabayashi | 1990-10-30 |
| 4964000 | Circuit for separating simultaneously reproduced PCM and ATF signals having at least partially overlapping frequency bands | Noboru Murabayashi | 1990-10-16 |
| 4912573 | Digital data reproducing apparatus having recording modulation mode detection | Noboru Murabayashi | 1990-03-27 |