Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4401545 | Electrically conductive polypyrrole derivatives | Herbert Naarmann, Dieter Naegele, Klaus Penzien, Johannes Schlag, Volker Kiener | 1983-08-30 |
HB
Hugo Boehm
Overall (All Time): #4,056,858 of 4,157,543Top 100%
1
Patents All Time