Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8408171 | Variable stroke engine assembly | Shigekazu Tanaka, Akinori Maezuru, Taichi Yoshikawa | 2013-04-02 |
| 8261703 | Variable stroke engine | Taichi Yoshikawa, Shigekazu Tanaka, Jiro Fujimoto, Noriaki Fujii, Akinori Maezuru | 2012-09-11 |