Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11098658 | Plate and method for manufacturing plate | Etsugo Yanagida, Tetsuji Yamanaka | 2021-08-24 |
| 11028789 | Actuator | Daisuke HOKUTO, Tetsuji Yamanaka, Kunio Namba, Atsushi Tanaka, Etsugo Yanagida +1 more | 2021-06-08 |
| 10989124 | Actuator | Masashi Yamaguchi, Etsugo Yanagida, Tetsuji Yamanaka, Atsushi Tanaka, Kunio Namba | 2021-04-27 |