Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6228430 | Surface treatment method and agent | Katumi Iwama, Toshio Yoshimoto, Manabu Saito | 2001-05-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6228430 | Surface treatment method and agent | Katumi Iwama, Toshio Yoshimoto, Manabu Saito | 2001-05-08 |