Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9981558 | Electric vehicle | — | 2018-05-29 |
| 9742337 | Power conversion apparatus | Shohei Sunahara, Miyoko NAKANO | 2017-08-22 |
| 8667935 | Intake/exhaust valve control device for internal combustion engine | Ryuji Okamura | 2014-03-11 |
| 8620560 | Internal combustion engine control device | Ryuji Okamura | 2013-12-31 |
| 4864112 | Bar code label | Atsutoshi Okamoto, Toshiyasu Sakai | 1989-09-05 |