Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284211 | Exhaust gas cleaner and method for removing nitrogen oxides | Tatsuo Miyadera | 2001-09-04 |
| 6057259 | Exhaust gas cleaner and method for removing nitrogen oxides | Tatsuo Miyadera | 2000-05-02 |
| 5935529 | Exhaust gas cleaner and method for cleaning exhaust gas | Mika Saito | 1999-08-10 |
| 5885923 | Exhaust gas cleaner | Gyo Muramatsu, Satoshi Sumiya | 1999-03-23 |
| 5882607 | Exhaust gas cleaner and method for cleaning exhaust gas | Tatsuo Miyadera, Mika Saito, Naoko Irite, Akira Abe, Masataka Furuyama | 1999-03-16 |
| 5824621 | Exhaust gas cleaner | Akira Abe, Gyo Muramatsu, Satoshi Sumiya, Naoko Irite, Mika Saito | 1998-10-20 |
| 5801117 | Comprising supported silver sulfate or silver chloride or silver with sulfuric acid | Tatsuo Miyadera | 1998-09-01 |
| 5780002 | Exhaust gas cleaner and method for cleaning exhaust gas | Tatsuo Miyadera, Mika Saito, Naoko Irite, Akira Abe, Masataka Furuyama | 1998-07-14 |
| 5772973 | Exhaust gas cleaner and method for removing nitrogen oxides | Akira Abe, Tatsuo Miyadera, Naoko Irite | 1998-06-30 |
| 5747410 | Exhaust gas cleaner and method of cleaning exhaust gas | Gyo Muramatsu, Kazuhiko Ogiwara, Akira Abe, Naoko Irite, Shoji Mochida +1 more | 1998-05-05 |
| 5744112 | Method for cleaning exhaust gas | Naoko Irite, Akira Abe | 1998-04-28 |
| 5744111 | Method for cleaning exhaust gas | Gyo Muramatsu, Kazuhiko Ogiwara, Akira Abe, Naoko Irite, Shoji Mochida +1 more | 1998-04-28 |
| 5741468 | Exhaust gas cleaner and method for cleaning exhaust gas | Mika Saito, Naoko Irite, Hong He, Akira Abe, Akira Nishiya | 1998-04-21 |
| 5714130 | Exhaust gas cleaner and method for cleaning exhaust gas | Mika Saito, Akira Abe, Satoshi Sumiya, Masataka Furuyama | 1998-02-03 |
| 5714432 | Exhaust gas cleaner comprising supported silver or silver oxide particles | Akira Abe, Tatsuo Miyadera, Naoko Irite | 1998-02-03 |
| 5670443 | Exhaust gas cleaner and method for cleaning exhaust gas | Naoko Irite, Akira Abe | 1997-09-23 |
| 5670444 | Exhaust gas cleaner and method for cleaning same | Gyo Muramatsu, Akira Abe, Naoko Irite | 1997-09-23 |
| 5658542 | Exhaust gas cleaner and method for cleaning same | Gyo Muramatsu, Akira Abe, Naoko Irite | 1997-08-19 |
| 5658543 | Exhaust gas cleaner and method for cleaning same | Gyo Muramatsu, Akira Abe, Naoko Irite | 1997-08-19 |
| 5656249 | Exhaust gas cleaner and method for removing nitrogen oxides | Akira Abe, Tatsuo Miyadera, Naoko Irite | 1997-08-12 |
| 5645804 | Method for cleaning exhaust gas containing nitrogen oxides | Satoshi Sumiya, Seiji Makino, Yoshikazu Takahashi, Masataka Furuyama, Akira Abe +2 more | 1997-07-08 |
| 5589432 | Exhaust gas cleaner and method for cleaning same | Gyo Muramatsu, Akira Abe, Naoko Irite | 1996-12-31 |
| 5534237 | Method of cleaning an exhaust gas and exhaust gas cleaner therefor | Gyo Muramatsu, Akira Abe, Tatsuo Miyadera | 1996-07-09 |
| 5384110 | Exhaust gas cleaner and method of cleaning exhaust gas | Gyo Muramatsu, Satoshi Sumiya, Akira Abe | 1995-01-24 |
| 5340548 | Exhaust gas cleaner and method of cleaning exhaust gas | Akira Abe, Satoshi Sumiya, Yoshikazu Takahashi, Gyo Muramatsu | 1994-08-23 |