Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325506 | Method of changing the track and recording data | Mamoru Tohchi, Hisaharu Takeuchi, Yukihisa Kashima, Ikuo Kawaguchi | 1994-06-28 |
| 5315451 | Rotating storage track format emulation | Masahiro Nakayama, Hisaharu Takeuchi, Hisashi Takamatsu, Mamoru Tohchi | 1994-05-24 |