Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383063 | Polishing apparatus and polishing method | Yuji Ohashi | 2002-05-07 |
| 5865669 | Abrasive machining apparatus equipped with a device for facilitating replacement of abrasive tape | Hideyuki Tada | 1999-02-02 |
| 5755615 | Lapping apparatus | — | 1998-05-26 |