Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4443221 | Tanning method | Rolf Monsheimer, Ernst Pfleiderer | 1984-04-17 |
| 4398911 | Tanning method | Rolf Monsheimer, Ernst Pfleiderer | 1983-08-16 |
MM
Max May
Overall (All Time): #2,357,596 of 4,157,543Top 60%
2
Patents All Time