Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11358095 | Electrochemical reactor | Keishi Takada, Yasumasa Notake | 2022-06-14 |
| 11325068 | Exhaust purification system of internal combustion engine | Keishi Takada, Yasumasa Notake | 2022-05-10 |
| 11274585 | Exhaust purification system of internal combustion engine | Yasumasa Notake, Keishi Takada | 2022-03-15 |
| 10934913 | Catalytic device and exhaust gas purification system | — | 2021-03-02 |
| 10920634 | Exhaust after treatment system | — | 2021-02-16 |
| 10907523 | Abnormality diagnosis apparatus | Keishi Takada, Hiromasa Nishioka | 2021-02-02 |
| 10900403 | Abnormality diagnosis apparatus | Keishi Takada, Hiromasa Nishioka | 2021-01-26 |
| 10892163 | Semiconductor device with side wall protection film for bond pad and wiring | — | 2021-01-12 |
| 10794250 | Electrochemical reactor and internal combustion engine provided with electrochemical reactor | Keishi Takada, Hiromasa Nishioka | 2020-10-06 |
| 10731531 | Internal combustion engine provided with electrochemical reactor and vehicle mounting internal combustion engine | Keishi Takada, Hiromasa Nishioka, Hiroshi Otsuki, Hirohito Hirata, Yoshiyuki Sakamoto +4 more | 2020-08-04 |
| 10641150 | Exhaust purification system of an internal combustion engine | Yasumasa Notake, Hiromasa Nishioka, Keishi Takada, Kiyoshi Fujihara | 2020-05-05 |
| 10502106 | Electrochemical reactor | Keishi Takada | 2019-12-10 |
| 10450925 | Exhaust gas purification apparatus for an internal combustion engine | — | 2019-10-22 |
| 10371029 | Exhaust gas control apparatus for internal combustion engine | Yoshihisa Tsukamoto | 2019-08-06 |
| 8349529 | Electrophotographic photoconductor, and electrophotographic method, electrophotographic apparatus and process cartridge containing the electrophotographic photoconductor | Keisuke Shimoyama, Takaaki Ikegami, Eiji Kurimoto, Kohsuke Yamamoto, Toshihiko Koizumi +2 more | 2013-01-08 |
| 7704655 | Electrophotographic photoreceptor and electrophotographic apparatus | Hajime Suzuki, Tsuyoshi Ueda, Toshihiko Koizumi, Hideki Nakamura | 2010-04-27 |
| 5876892 | Electrophotographic photoreceptor with polycarbonate copolymer and butadiene | Kenichi Fujimori, Yoshitaro Nakayama, Mitsuru Noro, Hajime Suzuki | 1999-03-02 |