Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10968816 | Spark-ignition internal combustion engine | Hiroaki Muranaka, Naohiro Yamaguchi, Yoshitaka Wada | 2021-04-06 |
| 10968817 | Spark-ignition internal combustion engine | Hiroaki Muranaka, Naohiro Yamaguchi, Yoshitaka Wada | 2021-04-06 |
| 10907533 | Spark-ignition internal combustion engine | Hiroaki Muranaka, Naohiro Yamaguchi, Yoshitaka Wada | 2021-02-02 |