Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630983 | Precipitation hardening stainless steels | Tomonao Tateyama, Michio Okabe | 1997-05-20 |
| 5631914 | Error correcting apparatus | Motokazu Kashida, Akihiro Shikakura, Shinichi Yamashita | 1997-05-20 |