Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9111653 | Boiling water nuclear plant and method of reducing dose in turbine system | Yuko Hino, Naoshi Usui | 2015-08-18 |
| 8252257 | Method for purifying gas, gas purifying apparatus, and gas purifying catalyst | Noriko Yoshida, Yoshinori Nagai | 2012-08-28 |
| 7772149 | Exhaust gas purification apparatus for an internal combustion engine and a catalyst for purifying exhaust gas | Masato Kaneeda, Norihiro Shinotsuka, Masahiro Sakanushi, Kimihiro Tokushima, Hiroki Hosoe +3 more | 2010-08-10 |
| 7662295 | Method for removing organic material in oilfield produced water and a removal device therefor | Toshiaki Arato, Akira Mochizuki, Tomoko Suzuki, Akio Honji, Shigesaburo Komatsu +2 more | 2010-02-16 |
| 7438866 | Emission gas purification catalyst and internal combustion engine provided with the catalyst | Kojiro Okude, Masato Kaneeda, Hisao Yamashita, Yuichi Kitahara, Osamu Kuroda | 2008-10-21 |
| 7093432 | Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine | Hiroshi Hanaoka, Osamu Kuroda, Ryouta Doi, Toshio Ogawa, Hisao Yamashita +6 more | 2006-08-22 |
| 6883305 | Method for cleaning exhaust gas from an internal combustion engine | Kojiro Okude, Masato Kaneeda, Kousei Nagayama, Hisao Yamashita, Osamu Kuroda +1 more | 2005-04-26 |
| 6841511 | Internal combustion engine exhaust gas purification apparatus, exhaust gas purification process and exhaust gas purification catalyst | Masato Kaneeda, Kojiro Okude, Toshio Ogawa, Kousei Nagayama, Hisao Yamashita +4 more | 2005-01-11 |
| 6630115 | Exhaust emission control process for internal combustion engines | Masato Kaneeda, Kojiro Okude, Toshio Ogawa, Kousei Nagayama, Hisao Yamashita +4 more | 2003-10-07 |
| 6596247 | Method for purifying exhaust gas from internal combustion engines | Ryouta Doi, Hiroshi Hanaoka, Toshio Ogawa, Osamu Kuroda, Hisao Yamashita +3 more | 2003-07-22 |
| 6517784 | Exhaust gas purifying apparatus for an internal combustion engine | Osamu Kuroda, Toshio Ogawa, Akira Kato, Hiroshi Miyadera, Yuichi Kitahara +1 more | 2003-02-11 |
| 6397582 | Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine | Hiroshi Hanaoka, Osamu Kuroda, Ryouta Doi, Toshio Ogawa, Hisao Yamashita +6 more | 2002-06-04 |
| 6305161 | Method of purifying exhaust gas of internal combustion engine and apparatus thereof | Toshikatsu Takanohashi, Hiroshi Oono, Osamu Kuroda, Hisao Yamashita, Yuichi Kitahara | 2001-10-23 |
| 6272848 | Exhaust gas cleaning apparatus and method for internal combustion engine | Kojiro Okude, Osamu Kuroda, Ryouta Doi, Toshio Ogawa, Hisao Yamashita +4 more | 2001-08-14 |
| 6161378 | Exhaust gas purification apparatus of internal combustion engine and catalyst for purifying exhaust gas internal combustion engine | Hiroshi Hanaoka, Osamu Kuroda, Ryouta Doi, Toshio Ogawa, Hisao Yamashita +6 more | 2000-12-19 |
| 6093377 | Removal of nitrogen oxides from exhaust gas using catalyst | Osamu Kuroda, Toshio Ogawa, Akira Kato, Hiroshi Miyadera, Yuichi Kitahara +1 more | 2000-07-25 |
| 6045764 | Exhaust gas purifying method and catalyst used therefor | Osamu Kuroda, Toshio Ogawa, Hisao Yamashita, Shigeru Azuhata, Yuichi Kitahara +7 more | 2000-04-04 |
| 5972828 | Method of manufacturing catalyst for cleaning exhaust gas released from internal combustion engine, and catalyst for the same | Ryouta Doi, Hiroshi Hanaoka, Toshio Ogawa, Osamu Kuroda, Hisao Yamashita +2 more | 1999-10-26 |
| 5968870 | Catalyst for purifying exhaust gas from internal combustion engine and purifying method thereof | Ryouta Doi, Hiroshi Hanaoka, Toshio Ogawa, Osamu Kuroda, Hisao Yamashita +3 more | 1999-10-19 |