Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8242285 | N-tert-butoxycarbonyl-2-pyrrolidinones and production method thereof | Norihiko Hirata | 2012-08-14 |
| 7928253 | Method of producing 6,6-dimethyl-3-oxabicyclo[3.1.0]hexan-2-one | Norihiko Hirata | 2011-04-19 |
| 6635770 | Process for producing hexahydrothieno (3,4-D)immidazole-2,4-diones | Mamoru Shirahata, Yasunobu Miyamoto | 2003-10-21 |