Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338248 | Heating and refrigerating machine, especially a vuilleumier heat pump or a stirling engine | Marcus Bienzle | 2002-01-15 |
JW
Juergen Waidner
Overall (All Time): #3,534,137 of 4,157,543Top 90%
1
Patents All Time