Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876874 | Method of hot rolling steel strip with deformed sections | Nobuo Kakehi, Yuzuru Takahashi, Yoshikazu Izumihara, Hiromi Matsumoto, Yuji Uehori | 1989-10-31 |
| 4670337 | Magnetic recording medium | Yasumichi Tokuoka, Hitoshi Arai, Hideki Hotsuki | 1987-06-02 |