Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572936 | Hard carbon film-coated substrate and method for fabricating the same | Yoichi Domoto, Hitoshi Hirano, Seiichi Kiyama | 2003-06-03 |
| 6528115 | Hard carbon thin film and method of forming the same | Hitoshi Hirano, Yoichi Domoto | 2003-03-04 |