Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4607137 | Method of distributing and utilizing enciphering keys | Cornelis J. A. Jansen, Andries J. M. van de Pas, Pieter Van Der Vlist | 1986-08-19 |
FH
Frederik Hafkamp
Overall (All Time): #4,000,559 of 4,157,543Top 100%
1
Patents All Time