Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5627288 | Method for producing rosefuran precursor and intermediates therefor | Hidemichi Fukawa, Masamichi Nishitani, Ruriko Murakami | 1997-05-06 |
| 5105315 | Error compensation using an inserted reference waveform | Tatsushi Bannai | 1992-04-14 |
| 4982071 | Information recording card and charge making/paying system employing the same | Kanzen Goto, Tateo Yokoyama | 1991-01-01 |
| 4910605 | Video signal recording method and apparatus for field-segment recording | Seishi Sasaki, Tatsushi Bannai, Shigeru Awamoto | 1990-03-20 |
| 4887169 | Video signal recording and playback apparatus having varied-speed playback capability | Tatsushi Bannai, Shigeru Awamoto, Seishi Sasaki | 1989-12-12 |
| 4807056 | Method and apparatus for video signal recording and playback signal level compensation based on recorded reference signal | Seishi Sasaki, Tatsushi Bannai, Shigeru Awamoto | 1989-02-21 |