Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11346276 | Combustion chamber structure for internal combustion engine | Takuma Suzuki | 2022-05-31 |
| 10519879 | Determining in-cylinder pressure by analyzing current of a spark plug | — | 2019-12-31 |
| 9951742 | Ignition control system for internal combustion engine and ignition control method | Tatsuya Yaguchi, Hirofumi Maeda | 2018-04-24 |
| 9835127 | Internal combustion engine ignition device and ignition method | Masaharu Kassai | 2017-12-05 |
| 9745904 | Internal combustion engine control device, and control method | Masaharu Kassai, Takashi Araki | 2017-08-29 |
| 9581125 | Internal-combustion engine ignition device and ignition method | Tatsuya Yaguchi | 2017-02-28 |
| 9404467 | Ignition device for internal combustion engine and ignition method | Kazuhisa Watanabe, Shinichi Okamoto | 2016-08-02 |
| 9080547 | Engine control apparatus and method | Eiji Takahashi, Tomonori Urushihara | 2015-07-14 |
| 7644698 | Non-equilibrium plasma discharge type ignition device | Tomonori Urushihara, Eiji Takahashi | 2010-01-12 |
| 7438043 | Internal combustion engine with auxiliary combustion chamber | Akihiko Kakuho, Eiji Takahashi, Morihiro Nagamine | 2008-10-21 |
| 7392795 | Internal combustion engine and combustion control method | Morihiro Nagamine, Akihiko Kakuho, Eiji Takahashi | 2008-07-01 |
| 7334573 | NOx emission reduction apparatus | Koji Hiraya, Akihiko Kakuho, Morihiro Nagamine, Daisuke Tanaka | 2008-02-26 |
| 7073480 | Exhaust emission control apparatus and method for internal combustion engine | Koji Hiraya, Isamu Hotta, Daisuke Tanaka | 2006-07-11 |
| 7028662 | Direct fuel injection engine | Hirofumi Tsuchida, Koji Hiraya, Isamu Hotta, Toshikazu Shiino | 2006-04-18 |
| 6912989 | Fuel injection control device for a direct fuel injection engine | Akira Tayama, Hirofumi Tsuchida, Toshikazu Shiino, Koji Hiraya | 2005-07-05 |