Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5258930 | Piston ring wear diagnostic device and procedure therefor | Tadashi Fukuyoshi, Takeo Takaishi, Keizo Goto, Mikio Koga | 1993-11-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5258930 | Piston ring wear diagnostic device and procedure therefor | Tadashi Fukuyoshi, Takeo Takaishi, Keizo Goto, Mikio Koga | 1993-11-02 |