Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10680424 | Overhead wire damper | Ryota Aida, Shuichi Higashida, Kozo Takeda, Sadanori Nakazawa, Katsuhiro Ouchi +2 more | 2020-06-09 |
| 10667331 | Heating tape | Yoshiyuki Motoyoshi | 2020-05-26 |
| 10602570 | Heating jacket | Akira Sasaki, Keiichi Fukuda | 2020-03-24 |