Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859287 | Method for producing colored stainless steel stock | Yuji Sone, Kayoko Wada, Hayao Kurahashi, Yoichi Nakai, Tetsu Narutani | 1989-08-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859287 | Method for producing colored stainless steel stock | Yuji Sone, Kayoko Wada, Hayao Kurahashi, Yoichi Nakai, Tetsu Narutani | 1989-08-22 |