Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10598087 | Intake/outlet pipe optimization method for rotary engine | Dun-Zen Jeng, Ming-Chun Hsieh, Chih-Chuan Lee | 2020-03-24 |
| 9322328 | Internal cooling passage structure for rotary engine | Ming-Chun Hsieh, Dun-Zen Jeng, Chih-Chuan Lee | 2016-04-26 |