Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778756 | Countdown audio generation apparatus and countdown audio generation system | Kazuya Fujimura, Tetsuyuki Nakayasu, Toshihisa Abe | 2004-08-17 |
| 5982982 | Video signal processing apparatus | Tadashi Ono, Hiroyuki Uenaka, Akira Iketani, Masaaki Kobayashi, Masataka Higuchi +1 more | 1999-11-09 |
| 5860610 | Magnetic tape tension control device | Masafumi Nishida, Osamu Yamaguchi, Hiroshi Okamoto, Yoshiho Gotoh | 1999-01-19 |
| 5604652 | Tape speed control apparatus using rotation speed ratio of first and second tape reels | Masafumi Nishida, Osamu Yamaguchi, Hiroshi Okamoto, Yoshiho Gotoh | 1997-02-18 |
| 5546247 | Tracking control apparatus | Masafumi Nishida, Michifumi Inai | 1996-08-13 |
| 5540398 | Magnetic tape tension control device | Masafumi Nishida, Osamu Yamaguchi, Hiroshi Okamoto, Yoshiho Gotoh | 1996-07-30 |
| 5032936 | Tape tension apparatus | Hiroshi Okamoto | 1991-07-16 |
| 4945426 | Helical scan tracking system | Hiroshi Okamoto | 1990-07-31 |
| 4631459 | Brushless DC motor | Toshio Inaji, Susumu Yamamoto | 1986-12-23 |