Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7930932 | NOx sensor abnormality detection device and exhaust gas purification system using the same | Yasuhiro Kariya | 2011-04-26 |
| 7614219 | Exhaust gas purifying apparatus for internal combustion engine | Yasuhiro Kariya, Shigeto Yahata, Tsukasa Kuboshima, Masumi Kinugawa | 2009-11-10 |
| 7510129 | Fuel injection nozzle | Tokuji Kuronita, Satoru Sasaki, Masumi Kinugawa | 2009-03-31 |
| 7322186 | Exhaust gas purifying system for internal combustion engine | Kazuharu Tochikawa, Makoto Saito, Shigeto Yahata, Tsukasa Kuboshima | 2008-01-29 |
| 7201334 | Fuel injection nozzle having multiple injection holes | Satoru Sasaki, Tokuji Kuronita | 2007-04-10 |
| 7162867 | Exhaust gas purifying device for internal combustion engine | Makoto Saito, Shigeto Yahata, Kazuharu Tochikawa, Tsukasa Kuboshima | 2007-01-16 |
| 7069907 | Compression ignition internal combustion engine | Satoru Sasaki, Tsukasa Kuboshima, Masumi Kinugawa, Yasuhiro Kariya, Tokuji Kuronita | 2006-07-04 |
| 7051519 | Exhaust gas cleaning device for internal combustion engine | Tsukasa Kuboshima, Makoto Saito, Shigeto Yahata, Kazuharu Tochikawa | 2006-05-30 |
| 5985118 | Solid electrolyte gas concentration detector | Daisuke Makino, Keigo Mizutani, Hisayoshi Ohta, Yoshimasa Hijikata, Hiroshi Mori | 1999-11-16 |
| 5436216 | Self-heat generation type honeycomb filter and its apparatus | Tetsuya Toyao, Takeshi Matsui, Tetsuya Nakamura, Atsushi Okajima, Hiromasa Aoki +3 more | 1995-07-25 |
| 4710106 | Volume controlling device for variable volume pump | Hiroshi Iwata, Masatoshi Kuroyanagi, Masahiko Suzuki, Koichi Moriguchi, Yasuhiro Horiuchi | 1987-12-01 |
| 4636643 | Fog detecting apparatus for use in vehicle | Kazuma Matsui, Takashi Kurahashi, Hiroshi Ishikawa | 1987-01-13 |