Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10077839 | Piston ring and process for producing same | Takehiko Ooshiro, Koji Miyake, Satoshi Yoshida, Takeyuki Yamasaki, Hidetoshi CHIBA | 2018-09-18 |
EF
Eishi Fujimagari
Overall (All Time): #2,909,067 of 4,157,543Top 70%
1
Patents All Time