Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7685166 | Information recording apparatus | Noriko Sugimoto | 2010-03-23 |
| 5953290 | Recording medium and reproduction apparatus for displaying display data synchronously with reproduction of audio data | Hideki Fukuda, Yoshihisa Fukushima | 1999-09-14 |
| 4975788 | Video signal skew corrector | — | 1990-12-04 |
| 4873583 | Magnetic tape recording/reproducing apparatus | Masaaki Kobayashi, Akihiro Takeuchi, Yoshitomi Nagaoka | 1989-10-10 |
| 4864424 | Video signal recording/reproducing apparatus | Atsuo Ochi, Masaaki Kobayashi, Akihiro Takeuchi | 1989-09-05 |
| 4811119 | Apparatus for high-density minimal crosstalk recording and reproducing of terminance and chrominance signals using a magnetic tape | Masaaki Kobayashi, Akihiro Takeuchi, Sukeichi Miki, Yoshitomi Nagaoka | 1989-03-07 |
| 4807050 | Video signal recording/reproducing apparatus | Akihiro Takeuchi, Masaaki Kobayashi, Atsuo Ochi | 1989-02-21 |
| 4761690 | Video tape recorder with particular format chrominance and luminance information | Masaaki Kobayashi, Akihiro Takeuchi, Atsuo Ochi, Yoshitomi Nagaoka | 1988-08-02 |
| 4748498 | Luminance signal processing circuit with recursive filter for reducing noise while retaining a high vertical resolution | Kouichi Igata | 1988-05-31 |
| 4704639 | Video signal reproduction apparatus | Masaaki Kobayashi, Masafumi Shimotashiro | 1987-11-03 |
| 4565954 | Multiposition controller | Mino Mineo | 1986-01-21 |
| 4489352 | Video tape recording/reproducing apparatus having an auto tracking function | Masaaki Kobayashi, Masao Tomita, Masayuki Matsumoto, Masahiro Honjo | 1984-12-18 |
| 4472749 | Constant speed reel driven magnetic tape in cue or review mode | Mineo Mino, Keiichiro Tsuruoka | 1984-09-18 |