Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666915 | Oil passage structure in an engine | Fuminori Kawashima, Hideo Ueshima, Keiji Ohtsu, Masayuki Takahashi | 1997-09-16 |
YT
Yoshihito Tsuji
Overall (1997): #55,021 of 185,788Top 30%
1
Patents 1997