Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181070 | Cylinder block of internal combustion engine | Volker Abraham, Frank Witt, Marco Petersen, Paul Mlynarczyk | 2021-11-23 |
JG
Jan Grebien
Overall (2021): #419,583 of 548,734Top 80%
1
Patents 2021