Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10752996 | Surface treatment agent, surface treatment method, and surface treated metal material | Takeru Azuma, Atsushi Moriyama | 2020-08-25 |
| 5378291 | Coating composition for metal | Akira Katoh | 1995-01-03 |
| 5106675 | Nonaqueous coating composition and coated metal | Akira Katoh, Takeharu Umezu | 1992-04-21 |