Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574495 | Variable compression ratio device for internal combustion engine | Hirofumi Higashi, Akira Mikita | 2017-02-21 |
| 9546733 | Piston | Kazushi Miyamoto, Hirofumi Higashi, Jun Hoshikawa, Akihiro Fujimoto, Noritsugu Ohsawa +1 more | 2017-01-17 |