Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6630771 | Spark plug electrode including a profiled noble-metal part | Heinz Ulm, Rainer Kocik, Stephan Weigel, Jochen Fischer, Peter Metzler | 2003-10-07 |
DH
Detlef Hartmann
Overall (2003): #237,506 of 273,478Top 90%
1
Patents 2003