Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6896858 | Gas refining system | Makoto Susaki, Kazuaki Kimura, Taku Shimizu, Toshikuni Sera, Kenji Inoue | 2005-05-24 |
| 6773680 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Naohiko Ukawa, Masao Hino +4 more | 2004-08-10 |
| 6740297 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Naohiko Ukawa, Masao Hino +4 more | 2004-05-25 |
| 6517792 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Naohiko Ukawa, Masao Hino +4 more | 2003-02-11 |
| 6511636 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Naohiko Ukawa, Masao Hino +4 more | 2003-01-28 |
| 6471073 | Liquid extracting apparatus | Yoshihiro Okamoto, Eiji Ochi, Susumu Okino, Toru Takashina | 2002-10-29 |
| 6113863 | Combustion exhaust gas treatment system | Taku Shimizu, Kazuaki Kimura, Kiyoshi Okazoe, Naohiko Ukawa, Masao Hino +4 more | 2000-09-05 |
| 6079212 | Gasification power generation process and gasification power generation equipment | Makoto Susaki, Susumu Okino, Shintarou Honjo | 2000-06-27 |
| 6068822 | Desulforization method and desulfurization apparatus in geothermal power plant | Shinichiro Kotake | 2000-05-30 |
| 5980846 | Gas refining system | Kazuaki Kimura, Makoto Susaki, Toshikuni Sera, Kenji Inoue | 1999-11-09 |
| 5958335 | Method and apparatus for preventing corrosion of exhaust gas treatment systems | Kiyoshi Okazoe, Yoshio Nakayama, Koichiro Iwashita, Shigeo Hasegawa | 1999-09-28 |
| 5902555 | Wet flue gas desulfurization process and system | Kazuaki Kimura, Yoshio Nakayama, Yukio Kitamura, Masakazu Onizuka | 1999-05-11 |
| 5878675 | Flue gas desulfurizer, boiler equipment and thermal electric power generation equipment | Masaki Iijima, Kazuaki Kimura, Koichiro Iwashita, Satoshi Yajima, Toru Takashina +1 more | 1999-03-09 |
| 5879639 | Wet flue gas desulfurization system | Kiyoshi Okazoe, Yoshio Nakayama, Koichiro Iwashita | 1999-03-09 |
| 5824273 | Gas refining system | Makoto Susaki, Kazuaki Kimura, Taku Shimizu, Toshikuni Sera, Kenji Inoue | 1998-10-20 |
| 5762884 | Flue gas treating system | Kiyoshi Okazoe, Toyoshi Nakagawa | 1998-06-09 |
| 5662794 | Solid-liquid separator and wet flue gas desulfurization apparatus | Kiyoshi Okazoe, Taku Shimizu, Naohiko Ukawa | 1997-09-02 |
| 5560894 | Process for treatment of exhaust gas | Tsutomu Ueno, Yutaka Kitayama, Hiroaki Tsuchiai, Hiroshi Fujita, Shinichiro Kotake | 1996-10-01 |
| 5395561 | Method of producing solid moldings from a by-product of wet limestone-gypsum desulfurization of flue gas | Naohiko Ukawa, Hiroshi Fujita, Toru Takashina, Masakazu Onizuka, Kenji Inoue +1 more | 1995-03-07 |
| 5295400 | Slurry sampling device and method | Naohiko Ukawa, Susumu Okino, Toru Takashina, Tsumoru Nakamura, Tokuma Arai +1 more | 1994-03-22 |
| 5053061 | Gas-liquid contacting method | Susumu Okino, Masakazu Onizuka | 1991-10-01 |
| 4955586 | Apparatus for treating slurry by gas-liquid contact method | Masakazu Onizuka | 1990-09-11 |
| 4818445 | Apparatus for treating a solution or a slurry solution | Masakazu Onizuka, Katsuhiko Yamada, Masao Hino, Nobutaka Maeda, Tokuma Arai | 1989-04-04 |
| 4810477 | Method for desulfurizing smoke | Naoharu Shinoda, Toru Takashina, Masakazu Onizuka | 1989-03-07 |
| 4696805 | Method for desulfurizing exhaust gas | Naoharu Shinoda, Masakazu Onizuka, Susumu Okino, Taku Shimizu | 1987-09-29 |