Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4265679 | Process for producing stainless steels for spring having a high strength and an excellent fatigue resistance | Nobuo Ohashi, Yutaka Ono, Kiyohiko Nohara, Junichi Shimomura | 1981-05-05 |