Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636514 | Catalyst deterioration-determining system for internal combustion engines | — | 1997-06-10 |
YS
Yasunari Seki
Overall (1997): #57,261 of 185,788Top 35%
1
Patents 1997