Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491572 | Method of processing surface of glass substrate for magnetic disk and suspension with abrasive particles therefor | Takabumi Marukawa, Yoshihiro Tawara, Kanichi Endo | 2002-12-10 |
| 6439976 | Polishing tape | Hiromitsu Okuyama | 2002-08-27 |