Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7058178 | Synchronous stream cipher | Petrus Lambertus Adrianus Roelse | 2006-06-06 |
| 6587562 | Synchronous stream cipher | Petrus Lambertus Adrianus Roelse | 2003-07-01 |
| 5667253 | Device for connecting a feed off and return tube to a container for liquids | Stephanus Franciscus Schilthuizen, Peter H. Marriott, Joachim Leifels | 1997-09-16 |
| 5634566 | Cover for a waste container | Stephanus Franciscus Schilthuizen | 1997-06-03 |
| 5147064 | Method and device for manufacturing a plastic container with reinforced end walls | Godefridus H. J. Jonkers | 1992-09-15 |
| 4890324 | Enciphering/deciphering method and arrangement for performing the method | — | 1989-12-26 |
| 4872200 | System of orthogonal code generators, radios provided with a code generator and code generators of such a system | — | 1989-10-03 |
| 4771459 | System for storing and distributing keys for cryptographically protected communication | — | 1988-09-13 |
| 4607137 | Method of distributing and utilizing enciphering keys | Andries J. M. van de Pas, Pieter Van Der Vlist, Frederik Hafkamp | 1986-08-19 |