Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6397464 | Method for producing a valve seat | Reiner Heigl, Harald Pfeffinger | 2002-06-04 |
| 5800584 | Oil separator | Lothar Keller, Guenter Jokschas, Michael Wolf | 1998-09-01 |
HH
Heiko Hinderer
Filterwerk Mann & Hummel Gmbh: 1 patents #129 of 285Top 50%
Overall (All Time): #2,214,501 of 4,157,543Top 55%
2
Patents All Time