Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9359927 | Exhaust gas purification system for an internal combustion engine | Bungo Kawaguchi, Tomihisa Oda, Tomomi Onishi, Masaaki Sato, Takeru SHIRASAWA | 2016-06-07 |
| 8943802 | Exhaust gas purification system for an internal combustion engine | Bungo Kawaguchi, Tomihisa Oda, Tomomi Onishi, Masaaki Sato, Takeru SHIRASAWA | 2015-02-03 |
| 8560213 | Exhaust gas recirculation device of engine | Tomomi Onishi, Tomihisa Oda, Bungo Kawaguchi, Masaaki Satou, Takeru SHIRASAWA | 2013-10-15 |
| 8266899 | Exhaust purification apparatus for internal combustion engine | Bungo Kawaguchi, Shinji Kamoshita, Tomihisa Oda, Nobumoto Ohashi | 2012-09-18 |
| 6294685 | Method for gas phase catalytic oxidation of hydrocarbon | Takashi Ushikubo, Kazunori Oshima, Itaru Sawaki, Ken Shiraga, Hideaki Takumi | 2001-09-25 |
| 5422328 | Process for preparing a catalyst useful for producing a nitrile | Takashi Ushikubo, Itaru Sawaki, Kazunori Oshima, Kei Inumaru, Ken-ichi Kiyono | 1995-06-06 |