Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670124 | Nitrogen-containing molecular sieving carbon, a process for preparing the same and use thereof | Yoshio Tsutsumi, Masanori Tsuji, Ayako Tatebayashi | 1997-09-23 |
| 5518527 | Method for recovering ethylene from vent gas from ethylene oxide plant vent gas | Yasuhiro Tomizuka, Yoshihiro Saitou, Masanori Tsuji | 1996-05-21 |
| 4261709 | Agent for the removal of low molecular weight organic gases | Fumiichi Ogino | 1981-04-14 |
| 4256773 | Brominated carbonaceous molecular sieve and method of use therefor | Fumiichi Ogino, Kinichi Shirakawa, Yasuyuki Soga | 1981-03-17 |
| 4212852 | Method of deodorizing gas containing hydrogen sulfide and ammonia and/or amines | Toshio Aibe | 1980-07-15 |
| 4210628 | Removal of nitrogen oxides | Nobutaka Ninomiya, Hiroshi Nishino, Toshio Aibe | 1980-07-01 |