Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6332721 | Laser diode module | — | 2001-12-25 |
| 4702780 | Process for producing a grain oriented silicon steel sheet excellent in surface properties and magnetic characteristics | Shigeko Ikeda, Yoh Ito | 1987-10-27 |
| 4206004 | Process of pretreating cold-rolled steel sheet for annealing | Nobuo Ohashi, Motoyuki Konishi, Minoru Nishida | 1980-06-03 |