Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11939491 | Method of polishing object to be polished containing material having silicon-silicon bond | Kohsuke Tsuchiya, Satoshi MOMOTA | 2024-03-26 |
| 11332640 | Polishing composition and polishing method using same | Megumi Taniguchi, Kohsuke Tsuchiya, Taiki ICHITSUBO, Hisanori TANSHO | 2022-05-17 |
| 11130883 | Polishing composition | Kohsuke Tsuchiya | 2021-09-28 |
| 9685341 | Abrasive composition and method for producing semiconductor substrate | Yoshio Mori, Kohsuke Tsuchiya, Shuhei Takahashi | 2017-06-20 |
| 9650544 | Polishing composition, method for manufacturing polishing composition, and method for manufacturing polishing composition liquid concentrate | Kohsuke Tsuchiya | 2017-05-16 |