Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8820139 | Particulate matter detection device | Masahiro Tokuda, Takashi Egami, Takeshi Sakuma, Atsuo Kondo, Keizo Iwama +1 more | 2014-09-02 |
| 8633683 | Apparatus with abnormality determination function and method for determining abnormality | Shoji YOKOI, Takayuki Sakurai, Tatsuya Okayama, Keizo Iwama, Makoto Hattori +1 more | 2014-01-21 |
| 8539817 | Particulate matter detection device | Atsuo Kondo, Takeshi Sakuma, Masahiro Tokuda, Takashi Egami, Keizo Iwama | 2013-09-24 |
| 8482288 | Particulate matter detection device and inspection method of the particulate matter detection device | Shoji YOKOI, Takayuki Sakurai, Tatsuya Okayama, Keizo Iwama, Makoto Hattori +1 more | 2013-07-09 |
| 8382884 | Particulate matter detection device | Tatsuya Okayama, Keizo Iwama, Hidetaka Ozawa, Makoto Hattori, Atsuo Kondo +3 more | 2013-02-26 |
| 8176768 | Particulate matter detection device | Atsuo Kondo, Takeshi Sakuma, Takashi Egami, Tatsuya Okayama, Keizo Iwama | 2012-05-15 |
| 7922978 | Plasma generating electrode and plasma reactor | Yasumasa Fujioka, Atsuo Kondo, Masaaki Masuda, Kenji Dosaka | 2011-04-12 |
| 7638103 | Plasma generating electrode, plasma generation device, and exhaust gas purifying device | Kenji Dosaka, Yukio Miyairi, Yasumasa Fujioka, Masaaki Masuda, Tatsuhiko Hatano +2 more | 2009-12-29 |
| 7635824 | Plasma generating electrode, plasma generation device, and exhaust gas purifying device | Kenji Dosaka, Yukio Miyairi, Yasumasa Fujioka, Masaaki Masuda, Takeshi Sakuma +1 more | 2009-12-22 |
| 7464538 | Exhaust gas purifying apparatus | Kenji Dosaka, Keizo Iwama | 2008-12-16 |
| 7207169 | System and method for purifying an exhaust gas | Yoshiyuki Nakanishi, Kenji Dosaka, Keizo Iwama, Kazuhide Terada | 2007-04-24 |
| 7043902 | Exhaust gas purification system | Yoshiyuki Nakanishi, Kenji Dosaka, Keizo Iwama, Shinya Ishimaru | 2006-05-16 |
| 6889983 | Gasket for high-temperature joint and method of fabricating the same | Yasunori Murakami, Koichi Nakajima, Yoshimichi Kurashina, Akira Tanaka | 2005-05-10 |