Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296977 | Digital recording/reproducing method in which digital control codes are simultaneously recorded/reproduced with analog info to enhance analog recording/reproduction | — | 1994-03-22 |
| 5115362 | Cassette changer for tape player | Tamotsu Harada, Gen Kumagai, Kiyoshi Yanagida, Katsuhiko Yaguchi, Akiharu Yagi +2 more | 1992-05-19 |