Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4931317 | Composition and process for the formation of a black coating on surfaces of materials | Shizuo Shima | 1990-06-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4931317 | Composition and process for the formation of a black coating on surfaces of materials | Shizuo Shima | 1990-06-05 |