Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4516537 | Variable compression system for internal combustion engines | Mitsuharu Nakahara, Tomio Ishida, Yoshitaka Yoshida | 1985-05-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4516537 | Variable compression system for internal combustion engines | Mitsuharu Nakahara, Tomio Ishida, Yoshitaka Yoshida | 1985-05-14 |