Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5972457 | Optical recording medium | Fujio Matsuishi, Shuuichi Maeda | 1999-10-26 |
| 5391429 | Polyester film | Yuzo Otani, Shin-ichi Kinoshita, Masato Fujita | 1995-02-21 |
| 5364684 | Magnetic recording medium comprising a polyethylene-2,6-naphthalate multilayered film coated on both sides by a coating layer | Seiji Sakamoto, Toshifumi Watanabe | 1994-11-15 |
| 5106681 | Polyester films, magnetic recording media and film capacitors produced therefrom | Kazuo Endo, Nobuyasu Shudo, Chikakazu Kawaguchi, Yoshio Meguro, Masahiko Fujimoto +1 more | 1992-04-21 |
| 5006589 | Polyester film for magnetic recording media | Seiji Sakamoto, Chikakazu Kawaguchi, Yoshio Meguro, Takashi Harada | 1991-04-09 |
| 4990400 | Polyester films, magnetic recording media and film capacitors produced therefrom | Kazuo Endo, Nobuyasu Shudo, Chikakazu Kawaguchi, Yoshio Meguro, Masahiko Fujimoto +6 more | 1991-02-05 |
| 4865898 | Polyester film for magnetic recording media | Yujiro Fukuda, Shigeo Utsumi, Kichinojyo Tomitaka | 1989-09-12 |