Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9677639 | Bi-directional shock absorbing device | Eiko Miyasato, Youji Takakuwa, Kodai Yoshinaga, Tsuyoshi Mita, Kouichi Matsuzaki +2 more | 2017-06-13 |
| 9366306 | Double-rod type shock absorber | Eiko Miyasato, Youji Takakuwa, Akira Hiroki, Kouichi Matsuzaki, Kodai Yoshinaga +2 more | 2016-06-14 |
| 8757338 | Hydraulic shock absorber | Eiko Miyasato, Masayuki Ishikawa, Tsuyoshi Mita, Akira Hiroki, Youji Takakuwa +3 more | 2014-06-24 |