Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7895831 | Exhaust emission control system and method for internal combustion engine and engine control unit | Isao Chiba, Kouji Okayasu | 2011-03-01 |
YI
Yoshinori Ishihara
Overall (2011): #123,568 of 364,097Top 35%
1
Patents 2011