Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662469 | Heat treatment method | Wataru Okase, Satoshi Kawachi | 1997-09-02 |
| 5651670 | Heat treatment method and apparatus thereof | Wataru Okase, Satoshi Kawachi | 1997-07-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662469 | Heat treatment method | Wataru Okase, Satoshi Kawachi | 1997-09-02 |
| 5651670 | Heat treatment method and apparatus thereof | Wataru Okase, Satoshi Kawachi | 1997-07-29 |