Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8955476 | Variable valve operating apparatus for internal combustion engine | Hirotaka Sunada, Motohiro Tsuzuki, Woongseon Ryu | 2015-02-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8955476 | Variable valve operating apparatus for internal combustion engine | Hirotaka Sunada, Motohiro Tsuzuki, Woongseon Ryu | 2015-02-17 |