Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4581669 | Flexible magnetic disk cassette and a recording and/or reproducing apparatus for the same | Sadayuki Ito, Kazumi Fujimoto | 1986-04-08 |
| 4517617 | Flexible magnetic disk cassette and a recording and/or reproducing apparatus for the same | Sadayuki Ito, Kazumi Fujimoto | 1985-05-14 |
| 4397994 | High vinyl polybutadiene or styrene-butadiene copolymer | Yasumasa Takeuchi, Yoshito Yoshimura, Noboru Ohshima, Mitsuhiko Sakakibara | 1983-08-09 |