Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12315169 | Information processing device, analysis method, and non-transitory computer-readable recording medium | — | 2025-05-27 |
| 11024895 | Charging apparatus for lithium-ion secondary battery and method for charging and discharging lithium-ion secondary battery | — | 2021-06-01 |
| 9151231 | Variable compression ratio type engine with fuel containing alcohol | — | 2015-10-06 |
| 8938959 | Spark ignition-type internal combustion engine | — | 2015-01-27 |
| 8826887 | Spark ignition type internal combustion engine | Kohei Kodama | 2014-09-09 |
| 8695544 | High expansion ratio internal combustion engine | Daisaku Sawada, Eiichi Kamiyama, Takashi Kawasaki, Yukihiro Nakasaka, Naoto Hisaminato | 2014-04-15 |
| 8656701 | Control device | Koichi Kimura, Fumito Chiba, Rentaro Kuroki, Yukihiro Nakasaka | 2014-02-25 |
| 8646419 | Control apparatus for internal combustion engine | Eiichi Kamiyama | 2014-02-11 |
| 8596233 | Spark ignition type internal combustion engine | — | 2013-12-03 |
| 8555832 | Spark-ignited internal combustion engine and method of controlling the same | Eiichi Kamiyama | 2013-10-15 |
| 8511279 | Spark ignition type internal combustion engine | Mamoru Yoshioka | 2013-08-20 |
| 8413618 | Spark ignition type internal combustion engine | Eiichi Kamiyama, Daisaku Sawada | 2013-04-09 |
| 8356582 | Spark ignition type internal combustion engine | Daisaku Sawada, Eiichi Kamiyama | 2013-01-22 |
| 8347834 | Spark-ignited internal combustion engine and method of controlling the same | Eiichi Kamiyama | 2013-01-08 |
| 8352157 | Spark ignition type internal combustion engine | Yukihiro Nakasaka, Eiichi Kamiyama, Daisaku Sawada | 2013-01-08 |
| 8342143 | Spark ignition type internal combustion engine | Mamoru Yoshioka, Eiichi Kamiyama, Yukihiro Nakasaka | 2013-01-01 |
| 8322315 | Spark ignition type internal combustion engine | Yukihiro Nakasaka, Eiichi Kamiyama, Daisaku Sawada | 2012-12-04 |
| 8302569 | Spark-ignited internal combustion engine and method of controlling the same | Eiichi Kamiyama | 2012-11-06 |
| 8276554 | Spark ignition type internal combustion engine | Daisaku Sawada | 2012-10-02 |
| 8234054 | Method of operating a spark ignition type internal combustion engine | Yukihiro Nakasaka, Daisaku Sawada, Eiichi Kamiyama | 2012-07-31 |
| 8229649 | Spark ignition type internal combustion engine | — | 2012-07-24 |
| 8161940 | Spark ignition type internal combustion engine | Naoto Hisaminato, Eiichi Kamiyama, Yukihiro Nakasaka | 2012-04-24 |
| 8136489 | Variable compression ratio internal combustion engine | Eiichi Kamiyama | 2012-03-20 |
| 8109243 | Spark ignition type internal combustion engine | Eiichi Kamiyama | 2012-02-07 |
| 8011332 | Spark ignition type internal combustion engine | Daisaku Sawada, Yukihiro Nakasaka, Eiichi Kamiyama | 2011-09-06 |