Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4239657 | Manufacture of carbonyl compounds | Axel Nissen, Ekkehard Sapper, Werner Fliege, Arnold Wittwer | 1980-12-16 |
GH
Gerd Heiien
Overall (All Time): #4,125,870 of 4,157,543Top 100%
1
Patents All Time