Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8082895 | Variable valve system for internal combustion engine and its driving mechanism | Akinobu Maeyama | 2011-12-27 |
| 8006658 | Variable valve actuation apparatus of internal combustion engine | Makoto Nakamura, Noriomi Hosaka, Mikihiro Kajiura, Seiji Tsuruta, Seinosuke Hara | 2011-08-30 |