Potma; Theodorus G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Potma; Theodorus G..The latest application filed is for "free-piston engine having a fluid energy unit".
- Potma; Theodorus G. - Kaag NL
| Patent | Date |
|---|---|
| Free-piston engine having a fluid energy unit Grant 5,556,262 - Achten , et al. September 17, 1 | 1996-09-17 |
| Method for the cold start of a free-piston engine; and free-piston engine adapted for use of this method Grant 5,540,193 - Achten , et al. July 30, 1 | 1996-07-30 |
| Free-piston engine having a slidable ring for moving the piston Grant 5,482,445 - Achten , et al. January 9, 1 | 1996-01-09 |
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