Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5577606 | Packaging for spark plugs | Werner Schwentuchowski, Kai Hartmann | 1996-11-26 |
VD
Volker Woelfer, deceased
Overall (All Time): #3,757,905 of 4,157,543Top 95%
1
Patents All Time