Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10358008 | Suspension coil spring | Kenji Yamamotoya, Hideto Enomoto, Ken Takahashi, Toshiaki Sato, Mitsuhiro Sugiyama +6 more | 2019-07-23 |
| 9713946 | Strut-type suspension and compression coil spring for suspension | Kenji Yamamotoya, Hideto Enomoto, Ken Takahashi, Toshiaki Sato, Mitsuhiro Sugiyama +6 more | 2017-07-25 |
| 9463676 | Suspension and compression coil spring for suspension | Kenji Yamamotoya, Hideto Enomoto, Ken Takahashi, Toshiaki Sato, Mitsuhiro Sugiyama +6 more | 2016-10-11 |
| 8690258 | Guide structure of vehicle seatbelt | Yuichi Mashiko | 2014-04-08 |
| 8439436 | Arrangement structure for duct | — | 2013-05-14 |
| 7963510 | Compression coil spring device having a discrete support | Masahiro Umezawa, Toshio Hamano, Masanao Ueda | 2011-06-21 |