Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5270024 | Process for reducing nitrogen oxides from exhaust gas | Senshi Kasahara, Katsumi Kamiyama, Shinichi Matsumoto, Masayuki Fukui, Tadashi Suzuki +5 more | 1993-12-14 |
| 5110777 | Copper-containing zeolites and their preparation | Katsumi Kamiyama | 1992-05-05 |
| 4999173 | Removal of nitric oxides by copper-containing zeolites | Katsumi Kamiyama | 1991-03-12 |
| 4748013 | Adsorbent for recovery of bromine and bromine-recovering process using same | Hiroyuki Saito | 1988-05-31 |
| 4745095 | Process for preparation of hydrogen-ion-exchanged dealuminated mordenite | Hiroyuki Saito, Takahiko Inoue | 1988-05-17 |
| 4687653 | Process for preparation of zeolite OE having an offretite type structure | Junji Arika, Keiji Itabashi | 1987-08-18 |
| 4650654 | Process for preparation of ferrierite type zeolites | Junji Arika, Hiroshi Miyazaki, Keiji Itabashi | 1987-03-17 |
| 4562055 | Process for preparation of zeolites | Junji Arika, Hiroshi Miyazaki, Keiji Itabashi | 1985-12-31 |
| 4355014 | Stable calcium hypochlorite composition and method for manufacture thereof | Tsugio Murakami, Yoichi Hiraga | 1982-10-19 |
| 4248848 | Dihydrate of calcium hypochlorite and method for manufacture thereof | Tsugio Murakami, Mitsuo Kikuchi | 1981-02-03 |