Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6973898 | Piston stopper for a free piston engine | Adrain Tusinean, Lixin Peng | 2005-12-13 |
| 6971341 | Piston lubrication for a free piston engine | Kevin B. Fuqua | 2005-12-06 |
| 6959672 | Fuel injection for a free piston engine | Lixin Peng, Jialin Yang | 2005-11-01 |
| 6953010 | Opposed piston opposed cylinder free piston engine | — | 2005-10-11 |
| 6904876 | Sodium cooled pistons for a free piston engine | Adrain Tusinean | 2005-06-14 |