Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342918 | Ion-nitriding apparatus | Akio Tanaka, Mizuo Edamura, Satoshi Furuitsu | 1982-08-03 |
| 4309227 | Ion-nitriding process | Takashi KAJIKAWA, Minoru Makimura, Satoshi Furuitsu | 1982-01-05 |