Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4733787 | Tamper evident overcap | Heinz P. Meyer, Abraham Leibson | 1988-03-29 |
NK
Norman D. Knopf
Overall (All Time): #3,949,014 of 4,157,543Top 95%
1
Patents All Time