Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8746811 | Brake fluid pressure control device | Chikage Nakamura, Tomoo Harada | 2014-06-10 |
| 7624717 | Internal-combustion-engine combustion condition detection apparatus | Takahiko Inada, Kimihiko Tanaya | 2009-12-01 |
| 7467626 | Ignition device of ignition control system for an internal combustion engine | Yusuke Naruse, Futoshi Aida | 2008-12-23 |
| 7267115 | Ignition apparatus for an internal combustion engine | Yusuke Naruse | 2007-09-11 |
| 7062373 | Misfire detection apparatus of internal combustion engine | Yasuhiro Takahashi | 2006-06-13 |
| 6925374 | Misfire detection apparatus of internal combustion engine | Kenji Matsushita, Kimihiko Tanaya, Mitsuru Koiwa | 2005-08-02 |
| 6865929 | Combustion state detection and failure determination apparatus of an internal combustion engine | Hisanori Nobe, Yasuhiro Takahashi, Mitsuru Koiwa | 2005-03-15 |
| 6722343 | Knock control device for an internal combustion engine | Toshio Uchida, Yasuhiro Takahashi | 2004-04-20 |
| 6715700 | Solenoid valve | Keita Nakano | 2004-04-06 |
| 6561163 | Knock control system for an internal combustion engine | Yasuhiro Takahashi, Toshio Uchida | 2003-05-13 |
| 6550456 | Combustion state detection apparatus for internal combustion engine | Toshio Uchida, Yasuhiro Takahashi, Mitsuru Koiwa | 2003-04-22 |
| 6474302 | Knock control apparatus for internal-combustion engine | Yasuhiro Takahashi, Mitsuru Koiwa, Tsutomu Morishita | 2002-11-05 |
| 6427662 | Knock control apparatus for internal combustion engine | Kimihiko Tanaya, Yasuyoshi Hatazawa, Mitsuru Koiwa | 2002-08-06 |
| 6418785 | Misfire detecting apparatus for internal combustion engine | Yasuyoshi Hatazawa, Mitsuru Koiwa, Yutaka Ohashi, Hisanori Nobe | 2002-07-16 |
| 6378494 | Knock detection apparatus | Yasuyoshi Hatazawa, Hisanori Nobe, Mitsuru Koiwa | 2002-04-30 |
| 6360586 | Device for detecting the knocking of an internal combustion engine | Tsutomu Morishita, Yasuhiro Takahashi, Kimihiko Tanaya, Mitsuru Koiwa | 2002-03-26 |
| 6336355 | Combustion condition detecting apparatus for an internal combustion engine | Shu Sasaki, Yasuyoshi Hatazawa, Mitsuru Koiwa, Hisanori Nobe | 2002-01-08 |
| 6334353 | Knock detection apparatus for an internal combustion engine | Hisanori Nobe, Yasuyoshi Hatazawa, Mitsuru Koiwa, Yutaka Ohashi | 2002-01-01 |
| 6328016 | Knock suppression control apparatus for internal combustion engine | Yasuhiro Takahashi, Mitsuru Koiwa, Yutaka Ohashi | 2001-12-11 |
| 6311672 | Device for controlling the knocking of an internal combustion engine | Tsutomu Morishita, Yasuhiro Takahashi, Mitsuru Koiwa, Yutaka Ohashi | 2001-11-06 |
| 6298823 | Knock control apparatus for internal combustion engine | Yasuhiro Takahashi, Mitsuru Koiwa, Tsutomu Morishita | 2001-10-09 |
| 6275041 | Combustion state detecting apparatus for internal combustion engine | Yasuyoshi Hatazawa, Shu Sasaki, Mitsuru Koiwa, Yutaka Ohashi, Hisanori Nobe | 2001-08-14 |
| 6222367 | Combustion state detecting device for an internal combustion engine | Takeshi Shimizu, Mituru Koiwa, Yutaka Ohashi | 2001-04-24 |
| 6216530 | Combustion state detecting device for an internal combustion engine | Takeshi Shimizu, Mituru Koiwa, Yutaka Ohashi | 2001-04-17 |
| 6205844 | Combustion state detecting device for an internal combustion engine | Shingo Morita, Mituru Koiwa, Yutaka Ohashi | 2001-03-27 |