Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10556802 | Method for producing AEI zeolite | Yasuyuki Takamitsu, Tomoya Ishikawa | 2020-02-11 |
| 10513439 | Method for producing AEI zeolite | Tomoya Ishikawa, Hidekazu Aoyama, Seiji Maehama, Takayoshi Mishima, Yasuyuki Takamitsu | 2019-12-24 |
| 4731493 | Process for producing condensed bromoacenaphthylene | Masashige Kubo, Yukihiro Tsutsumi | 1988-03-15 |
| 4393246 | Process for brominating side chain of m-phenoxytoluene | Masashige Kubo, Kanzi Katsuragawa | 1983-07-12 |