Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7238097 | Polishing pad and method of producing same | Toshihiro Izumi, Mitsuru Saito, Takuya Nagamine, Claughton Miller, Ichiro Kodaka | 2007-07-03 |
| 5816902 | Abrasive sheet and method of manufacturing same | Nobuyoshi Watanabe, Takashi Fujii, Masashi Hara, Makoto Kuwabara | 1998-10-06 |