Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9890810 | Squeeze film damper, bearing unit, and turbine | Rimpei Kawashita, Kenichi Fujikawa, Hideaki Sugishita, Naoya Okamoto | 2018-02-13 |
| 7832764 | Knee protector structure for vehicle | Tsutomu Kawashima, Shin Moteki, Keigo Hayata, Yoshiharu Nakamura, Yorihito Okuda | 2010-11-16 |
| 7393012 | Knee bolster structure | Kazuki Funakura, Tsutomu Kawashima | 2008-07-01 |
| 7185917 | Knee bolster structure | Tomiyuki Yasuno, Tsutomu Kawashima | 2007-03-06 |