Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6023552 | Data recording system | — | 2000-02-08 |
| 5802245 | Recording medium having video data and corresponding audio data aligned with physical segments | — | 1998-09-01 |
| 5559608 | Method of digitally compressed video and audio data | — | 1996-09-24 |
| 5245427 | Motion image data compression coding apparatus and image data compression coding method | — | 1993-09-14 |
| 4985782 | Reproduction system capable of reproducing a still image by interrupting a sequence of recorded signals | Toshio Koga, Junichi Ohki, Mutsumi Ohta | 1991-01-15 |
| 4942476 | Recording system for recording on a ROM image signal information which has been subjected to efficient redundancy coding | Toshio Koga, Junichi Ohki, Mutsumi Ohta | 1990-07-17 |
| 4931879 | Image processing system for recording or reproducing an image signal sequence which has been encoded by employing two predictive coding methods and combining the results of those methods | Toshio Koga, Junichi Ohki, Mutsumi Ohta | 1990-06-05 |