Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657628 | Secondary air supply system for engine | — | 1997-08-19 |
YT
Yoshihiko Takeuchi
Overall (1997): #55,131 of 185,788Top 30%
1
Patents 1997