Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9790873 | Air-fuel ratio control apparatus for an internal combustion engine | Makoto Tomimatsu, Takahiko Fujiwara | 2017-10-17 |
| 9694354 | Exhaust gas catalyst | Yuki Aoki, Hiromasa Suzuki | 2017-07-04 |