Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10344643 | Exhaust purification system of internal combustion engine | Kenji Katayama, Noritaka Masumitsu, Ryoko Yamada | 2019-07-09 |
SO
Shinichiro Otsuka
Overall (2019): #271,758 of 560,194Top 50%
1
Patents 2019