Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10329973 | Engine oil deterioration diagnosis device | Tomohisa Handa, Kunihiro Nishi, Hisashi Okazawa | 2019-06-25 |
| 10280865 | Engine control device | Hiroaki Shiiba, Takeshi Matsubara, Naotoshi Shirahashi | 2019-05-07 |
| 10202039 | Control device for engine | Hiroaki Shiiba, Toshiya Kan | 2019-02-12 |