Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694330 | Error correction method including erasure correction, and apparatus therefor | Keiichi Iwamura, Izumi Narita, Takatoshi Suzuki | 1997-12-02 |
| 5646993 | Information reproducing method and apparatus having protect function and recording medium used in apparatus | — | 1997-07-08 |