Issued Patents All Time
Showing 25 most recent of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11313267 | Particulate matter sensor | Mikiyasu Matsuoka, Toshiyuki Ishii | 2022-04-26 |
| 11054388 | Gas sensor control device | Tadakatsu KOYABU, Yuki Murayama, Ryozo Kayama, Akari Hasegawa, Shoki SHIMIZU | 2021-07-06 |
| 10247694 | Gas sensor control device | Takao Mishima, Shingo Nakata, Mikiyasu Matsuoka, Yuuji Yamada | 2019-04-02 |
| 9049750 | Honeycomb structure body | Mikio Ishihara | 2015-06-02 |
| 8604811 | Electrical heating catalyzer having honeycomb structure | Koji Sugiura | 2013-12-10 |
| 8333875 | Sensor control device | Mikiyasu Matsuoka, Eiichi Kurokawa | 2012-12-18 |
| 8257565 | Sensor control apparatus | Eiichi Kurokawa, Toshiyuki Suzuki, Yohei Kawaki | 2012-09-04 |
| 8056393 | Signal processor for gas sensor | Takahito Masuko | 2011-11-15 |
| 8052863 | Gas sensor control apparatus designed to ensure accuracy of measurement in gas sensor | Toshiyuki Suzuki, Eiichi Kurokawa, Yohei Kawaki | 2011-11-08 |
| 7981265 | Gas concentration measuring apparatus designed to enhance measurement accuracy in desired range | Eiichi Kurokawa, Satoshi Hada, Toshiyuki Suzuki, Katsuhide Akimoto | 2011-07-19 |
| 7980121 | Degradation simulator for gas sensor | Mikiyasu Matsuoka, Eiichi Kurokawa | 2011-07-19 |
| 7955494 | Gas sensor control apparatus | Eiichi Kurokawa, Toshiyuki Suzuki, Takahito Masuko | 2011-06-07 |
| 7776194 | Gas concentration measuring apparatus designed to compensate for output error | Eiichi Kurokawa, Koji Jono | 2010-08-17 |
| 7671600 | Gas concentration detection apparatus having function for detecting sensor element activation status | Toshiyuki Suzuki, Eiichi Kurokawa, Yohei Kawaki | 2010-03-02 |
| 7614391 | Oxygen sensor output correction apparatus for internal combustion engine | Eiichi Kurokawa, Katsuhiko Nakabayashi, Takahito Masuko, Koji Sugiura | 2009-11-10 |
| 7606654 | Oxygen sensor output correction apparatus for internal combustion engine | Eiichi Kurokawa, Takahito Masuko | 2009-10-20 |
| 7582197 | Gas concentration measuring apparatus with failure monitor | Eiichi Kurokawa | 2009-09-01 |
| 7578914 | Gas concentration measuring apparatus designed to compensate for output error | Eiichi Kurokawa | 2009-08-25 |
| 7481913 | High-resolution gas concentration measuring apparatus | Eiichi Kurokawa | 2009-01-27 |
| 7445698 | Gas concentration detecting apparatus | Satoshi Hada, Eiichi Kurokawa | 2008-11-04 |
| 7180596 | Gas concentration detector | Hiroshi Haraguchi, Daisuke Kojima | 2007-02-20 |
| 6996499 | Abnormality detecting device for gas sensor | Eiichi Kurokawa | 2006-02-07 |
| 6922639 | Gas concentration detecting apparatus | Eiichi Kurokawa | 2005-07-26 |
| 6868712 | Control method for gas concentration sensor | Satoshi Hada, Eiichi Kurokawa, Toshiyuki Suzuki, Satoshi Haseda | 2005-03-22 |
| 6849174 | Gas concentration measuring apparatus designed to minimize error component contained in output | Satoshi Hada, Eiichi Kurokawa, Toshiyuki Suzuki, Satoshi Haseda | 2005-02-01 |