Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5071940 | Curing agent mixture for curing alkaline phenol/formaldehyde resins | Dieter Dormeyer, Franz J. Wolf, Eberhard Pfuetze | 1991-12-10 |
WK
Winfried Kochersperger
Overall (All Time): #3,891,564 of 4,157,543Top 95%
1
Patents All Time