Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5609024 | Exhaust gas purification apparatus for internal combustion engine | Toru Fujiwara, Kenichi Tsuchiya | 1997-03-11 |
TT
Tadashi Tsubakiji
Overall (1997): #70,632 of 185,788Top 40%
1
Patents 1997