Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10012282 | Shock absorber | Yohei Katayama, Naofumi Harada, Satoshi Shimazaki | 2018-07-03 |
| 9856939 | Shock absorber | Hiroyuki Matsumoto, Shigeo Katayama, Yohei Katayama, Umi TANABE, Yoshie Midorikawa +2 more | 2018-01-02 |