Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861674 | Magnetic recording medium | Hiroo Inaba, Akira Ushimaru, Nobuyuki Yamamoto, Noburo Hibino | 1989-08-29 |
| 4404056 | Method of joining waterproof vulcanized synthetic rubber sheets | Masanori Kakehi, Yoshitaka HIGASHIDA, Hikaru Kano | 1983-09-13 |