Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11655912 | Bellows diaphragm assembly | Ryan W. Johnson | 2023-05-23 |
| 9690355 | Semiconductor device, power control method, and storage medium | Kai Sasadate, Hiroaki Sugita | 2017-06-27 |
| 4966933 | Propylene polymer film | Masatsugi Murakami, Kenji Takuwa | 1990-10-30 |
| 4732814 | Polyester film with smooth and highly adhesive surface and method of making same | Kenji Hatada, Hiroaki Kobayashi | 1988-03-22 |
| 4590119 | Polyester film and magnetic recording medium therefrom | Toshiya Yoshii, Masaru Suzuki, Hotsuma Okasaka | 1986-05-20 |
| 4514452 | Magnetic recording disk | Kazuhiro Tanaka, Toshiya Yoshii | 1985-04-30 |
| 4247496 | Method for improving the surface of plastic materials | Shoji Saito, Shizuo Togashi | 1981-01-27 |