Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572936 | Hard carbon film-coated substrate and method for fabricating the same | Hitoshi Hirano, Keiichi Kuramoto, Seiichi Kiyama | 2003-06-03 |
| 6534131 | Method for treating carbon film, carbon film and component with carbon film | Hiromasa Yagi | 2003-03-18 |
| 6528115 | Hard carbon thin film and method of forming the same | Hitoshi Hirano, Keiichi Kuramoto | 2003-03-04 |