Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8394974 | Process for producing optically active chromene oxide compound | Shoichi Kondo, Hisayuki Watanabe, Tsutomu Katsuki | 2013-03-12 |
| 7700789 | Heterogeneous catalyst and process for producing oxirane compound with the catalyst | Hisayuki Watanabe | 2010-04-20 |