Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882607 | Exhaust gas cleaner and method for cleaning exhaust gas | Tatsuo Miyadera, Kiyohide Yoshida, Mika Saito, Akira Abe, Masataka Furuyama | 1999-03-16 |
| 5824621 | Exhaust gas cleaner | Akira Abe, Kiyohide Yoshida, Gyo Muramatsu, Satoshi Sumiya, Mika Saito | 1998-10-20 |
| 5780002 | Exhaust gas cleaner and method for cleaning exhaust gas | Tatsuo Miyadera, Kiyohide Yoshida, Mika Saito, Akira Abe, Masataka Furuyama | 1998-07-14 |
| 5772973 | Exhaust gas cleaner and method for removing nitrogen oxides | Kiyohide Yoshida, Akira Abe, Tatsuo Miyadera | 1998-06-30 |
| 5747410 | Exhaust gas cleaner and method of cleaning exhaust gas | Gyo Muramatsu, Kazuhiko Ogiwara, Kiyohide Yoshida, Akira Abe, Shoji Mochida +1 more | 1998-05-05 |
| 5744111 | Method for cleaning exhaust gas | Gyo Muramatsu, Kazuhiko Ogiwara, Kiyohide Yoshida, Akira Abe, Shoji Mochida +1 more | 1998-04-28 |
| 5744112 | Method for cleaning exhaust gas | Akira Abe, Kiyohide Yoshida | 1998-04-28 |
| 5741468 | Exhaust gas cleaner and method for cleaning exhaust gas | Mika Saito, Kiyohide Yoshida, Hong He, Akira Abe, Akira Nishiya | 1998-04-21 |
| 5714432 | Exhaust gas cleaner comprising supported silver or silver oxide particles | Kiyohide Yoshida, Akira Abe, Tatsuo Miyadera | 1998-02-03 |
| 5670443 | Exhaust gas cleaner and method for cleaning exhaust gas | Akira Abe, Kiyohide Yoshida | 1997-09-23 |
| 5670444 | Exhaust gas cleaner and method for cleaning same | Kiyohide Yoshida, Gyo Muramatsu, Akira Abe | 1997-09-23 |
| 5658543 | Exhaust gas cleaner and method for cleaning same | Kiyohide Yoshida, Gyo Muramatsu, Akira Abe | 1997-08-19 |
| 5658542 | Exhaust gas cleaner and method for cleaning same | Kiyohide Yoshida, Gyo Muramatsu, Akira Abe | 1997-08-19 |
| 5656249 | Exhaust gas cleaner and method for removing nitrogen oxides | Kiyohide Yoshida, Akira Abe, Tatsuo Miyadera | 1997-08-12 |
| 5589432 | Exhaust gas cleaner and method for cleaning same | Kiyohide Yoshida, Gyo Muramatsu, Akira Abe | 1996-12-31 |