Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10060305 | Variable valve timing apparatus | Shota TODA, Shuhei Oe, Toshiki Fujiyoshi, Yu Yokoyama | 2018-08-28 |
| 9945272 | Variable valve actuation apparatus for internal combustion engine | Yu Yokoyama, Yoshiki Endo, Keisuke HOTTA | 2018-04-17 |
| 9206712 | Variable valve timing device | Atsushi Hayashida, Yuu Yokoyama | 2015-12-08 |
| 9200543 | Variable valve timing device | Ichiro Yamaguchi, Yuu Yokoyama | 2015-12-01 |
| 9027517 | Variable valve timing apparatus for internal combustion engine | Atsushi Hayashida, Yoshihito Moriya, Yoshirou Kamo | 2015-05-12 |
| 9010289 | Control device for hydraulic variable valve timing mechanism | Yuu Yokoyama, Masaki Numakura | 2015-04-21 |