Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9605575 | Reducing agent supplying device | Shigeto Yahata, Yuuki Tarusawa, Keiji Noda, Mao Hosoda | 2017-03-28 |
| 9556775 | Reducing agent supplying device | Shigeto Yahata, Yuuki Tarusawa, Yusuke MAJIMA, Mao Hosoda | 2017-01-31 |
| 9528410 | Reducing agent supplying device | Shigeto Yahata, Yuuki Tarusawa, Keiji Noda, Mao Hosoda | 2016-12-27 |
| 9488082 | Reducing agent supplying device | Shigeto Yahata, Yuuki Tarusawa, Mao Hosoda, Yusuke MAJIMA | 2016-11-08 |
| 9062631 | Gas supply apparatus for internal combustion engine | Kohei Motoo, Munehisa Horibe | 2015-06-23 |
| 7832202 | Exhaust gas purification device for internal combustion engine | Kazuo Kojima, Jun Kawamura | 2010-11-16 |
| 7614219 | Exhaust gas purifying apparatus for internal combustion engine | Yasuhiro Kariya, Shigeto Yahata, Tsukasa Kuboshima, Kanehito Nakamura | 2009-11-10 |
| 7510129 | Fuel injection nozzle | Tokuji Kuronita, Satoru Sasaki, Kanehito Nakamura | 2009-03-31 |
| 7243491 | Exhaust gas purification system of internal combustion engine | Shinichiro Okugawa, Kazuo Kobayashi, Tsukasa Kuboshima | 2007-07-17 |
| 7197868 | Exhaust gas purification system of internal combustion engine | Shigeto Yahata, Makoto Saito | 2007-04-03 |
| 7174706 | Exhaust emission control system for internal combustion engine | Tsukasa Kuboshima | 2007-02-13 |
| 7152392 | Exhaust gas cleaning system for internal combustion engine | Tsukasa Kuboshima, Shinichiro Okugawa, Kiyonori Sekiguchi | 2006-12-26 |
| 7143756 | Control device and control method for internal combustion engine | Daisuke Kojima, Kiyonori Sekiguti, Yasuhiro Kariya, Tatsumasa Sugiyama | 2006-12-05 |
| 7069907 | Compression ignition internal combustion engine | Satoru Sasaki, Tsukasa Kuboshima, Kanehito Nakamura, Yasuhiro Kariya, Tokuji Kuronita | 2006-07-04 |
| 7048891 | Catalyst deterioration detecting apparatus | Kiyonori Sekiguchi, Tsukasa Kuboshima | 2006-05-23 |
| 6969413 | Exhaust gas filtering system having particulate filter for internal combustion engine | Shigeto Yahata, Makoto Saito, Tsukasa Kuboshima, Shinichiro Okugawa | 2005-11-29 |
| 6951100 | Exhaust gas cleaning system of internal combustion engine | Tsukasa Kuboshima, Kiyonori Sekiguchi, Makoto Saito, Shigeto Yahata | 2005-10-04 |
| 6854265 | Exhaust gas filter regenerating apparatus effectively burning particulate material | Makoto Saito, Shigeto Yahata | 2005-02-15 |
| 6826903 | Exhaust gas recirculation system having cooler | Shigeto Yahata, Makoto Saito, Kiyonori Sekiguchi, Tsukasa Kuboshima | 2004-12-07 |
| 6758039 | Exhaust gas cleaning system having particulate filter | Tsukasa Kuboshima, Shinichiro Okugawa, Makoto Saito, Shigeto Yahata | 2004-07-06 |
| 6756904 | Device for purifying exhaust gas of engines | Kiyonori Sekiguchi, Tatsuya Fujita | 2004-06-29 |
| 6735941 | Exhaust gas purification system having particulate filter | Makoto Saito, Shigeto Yahata, Kiyonori Sekiguchi, Tsukasa Kuboshima | 2004-05-18 |
| 6571765 | Control system for engine | Tsukasa Kuboshima, Kiyonori Sekiguchi, Makoto Saito, Shigeto Yahata | 2003-06-03 |
| 5473888 | Air-fuel ratio control system for internal combustion engine | Hisayo Douta, Atsushi Suzuki | 1995-12-12 |
| 5343701 | Air-fuel ratio control system for internal combustion engine | Hisayo Douta, Atsushi Suzuki | 1994-09-06 |