Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7722692 | Cerium oxide-based abrasive, and production method and use thereof | Tadashi Hiraiwa, Tomoyuki Masuda | 2010-05-25 |
| 7470297 | Cerium-based abrasive and production process thereof | Hideo Tamamura | 2008-12-30 |
| 6986798 | Cerium-based abrasive, production process thereof | Hideo Tamamura | 2006-01-17 |