Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603305 | Exhaust gas recirculation valve | Toshihiko Miyake, Katsuyuki Nitta, Mutsuo Sekiya | 1997-02-18 |
HY
Hiroki Yamasaki
Overall (1997): #139,990 of 185,788Top 80%
1
Patents 1997