Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181069 | Diesel engine system | Takeshi Matsubara, Takeshi Inazumi, Tetsuya Fujioka | 2021-11-23 |
| 11168641 | Diesel engine system | Takeshi Matsubara, Takeru Matsuo, Sangkyu Kim | 2021-11-09 |
| 11078828 | Engine system | Yasunori Uesugi, Takeshi Matsubara | 2021-08-03 |