Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9327236 | Wet type flue-gas desulfurization method | Yoshiaki Mitsui, Naruhito Omine, Atsushi Katagawa, Ryota Ochiai | 2016-05-03 |
| 8302388 | Exhaust gas treating method and apparatus | Kazuki Kobayashi, Hirofumi Kikkawa, Hiroshi Takezaki, Hiroyuki Nosaka | 2012-11-06 |
| 8172931 | Wet-type exhaust desulfurizing apparatus | Takuro Ueda, Takanori Nakamoto, Atsushi Katagawa, Hajime Okura | 2012-05-08 |
| 8167975 | Exhaust gas purifying method and apparatus | Jun SHIMAMURA, Takanori Nakamoto, Toshio Katsube, Hirofumi Kikkawa, Hiroyuki Nosaka +2 more | 2012-05-01 |
| 8092582 | Wet-type exhaust gas desulfurizer | Takuro Ueda, Atsushi Katagawa | 2012-01-10 |
| 7833501 | Method and apparatus for treating discharge gas | Kazuki Kobayashi, Hirofumi Kikkawa, Goki Sasaki, Hiroyuki Nosaka | 2010-11-16 |
| 7824635 | Filter for exhaust gas from diesel engine and equipment | Yasuyoshi Kato, Eiji Miyamoto, Masatoshi Fujisawa, Naomi Imada, Kazuki Kobayashi +1 more | 2010-11-02 |
| 7655064 | Particulate matter-containing exhaust emission controlling filter, exhaust emission controlling method and device | Yasuyoshi Kato, Takashi Michimoto, Eiji Miyamoto, Naomi Imada, Masatochi Fujisawa +2 more | 2010-02-02 |
| 6080370 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Fumito Nakajima, Hiroyuki Kaku, Shigehito Takamoto, Shigeru Nozawa +2 more | 2000-06-27 |
| 5945081 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Fumito Nakajima, Hiroyuki Kaku, Shigehito Takamoto, Shigeru Nozawa +2 more | 1999-08-31 |
| 5788944 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Fumito Nakajima, Hiroyuki Kaku, Shigehito Takamoto, Shigeru Nozawa +2 more | 1998-08-04 |
| 5686053 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Fumito Nakajima, Hiroyuki Kaku, Shigehito Takamoto, Shigeru Nozawa +2 more | 1997-11-11 |
| 5648048 | Wet-type flue gas desulfurization plant | Hiroshi Kuroda, Fumito Nakajima, Masakatsu Nishimura, Hiroyuki Kaku, Shigeru Nozawa +7 more | 1997-07-15 |