Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7637802 | Lapping plate resurfacing abrasive member and method | Kenichi Kazama, Ayumi Tsuneya, Shunji Sato | 2009-12-29 |
| 7326378 | Process for producing polyurethane grinding tool | Hitoshi Kurosaki, Kenichi Kazama | 2008-02-05 |