Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10697366 | Rotary engine with axially directly connected compression and power cylinders | Nien-Tzu Liu, Hsiao-Kang Ma, Cheng Chia Fang, Ta-Tung Cheng | 2020-06-30 |
| 10487728 | Combustion chamber for rotary engine | Nien-Tzu Liu, Ta-Tung Cheng | 2019-11-26 |