Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798759 | Multi-layer polyester film for magnetic tape | Hartmut Hensel, Werner Schafer | 1989-01-17 |
HD
Hermann Dallman
Overall (All Time): #3,919,269 of 4,157,543Top 95%
1
Patents All Time