Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10596678 | Sheet glass tool | — | 2020-03-24 |
| 9102038 | Beveling grindstone | — | 2015-08-11 |
| 8096858 | Polishing pad conditioner | Hiroaki Sakamoto | 2012-01-17 |
| 7465217 | CMP conditioner, method for arranging hard abrasive grains for use in CMP conditioner, and process for producing CMP conditioner | Eiji Hashino, Setsuo Sato, Ryuichi Araki | 2008-12-16 |
| 6752708 | Pad conditioner for semiconductor substrates | Motonori Tamura | 2004-06-22 |
| 6309433 | Polishing pad conditioner for semiconductor substrate | — | 2001-10-30 |
| 6190240 | Method for producing pad conditioner for semiconductor substrates | Motonori Tamura | 2001-02-20 |
| 5407750 | High purity dense silicon carbide sintered body and process for making same | Hiroshi Kubo | 1995-04-18 |
| 4765739 | Fiber optical rotation sensor utilizing the Sagnac phase difference | Tadashi Koizumi | 1988-08-23 |