Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186740 | Inorganic particle dispersion | Takayasu Arakawa, Yoshiaki Yamabayashi | 2021-11-30 |
| 11078872 | Engine with EGR device | Yoshikazu Takemoto, Takahito Hamasaki, Kentaro Nagai, Tomoya Akitomo, Kumiko Sakaguchi | 2021-08-03 |