Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11008930 | Engine control method and engine system | Shinji Takayama, Michio Ito, Kenko Ujihara, Daisaku Ogawa, Daisuke Umetsu | 2021-05-18 |
| 11002209 | Engine control device | Kota Maekawa, Tomokuni Kusunoki, Keitaro Ezumi | 2021-05-11 |
| 10982610 | Engine controller | Keisuke Ohtsuka, Kentaro Kimura, Tomokuni Kusunoki | 2021-04-20 |
| 10968856 | Engine control method and engine system | Shinji Takayama, Michio Ito, Kenko Ujihara, Daisaku Ogawa, Daisuke Umetsu | 2021-04-06 |