Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373404 | Helical scan type rotary head drum unit | Daiichirou Katou, Takuji Sekiguchi, Toshihiko Okina, Kazuo Kobayashi | 1994-12-13 |
| 5206771 | Tape drive mechanism | Daiichirou Katou, Tamotsu Mitsuyasu, Kazuo Abe, Takuji Sekiguchi, Tsuneharu Hashizume +3 more | 1993-04-27 |