Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8681979 | Conditional access system and method for prevention of replay attacks | David C. Platt, Andrew Martin Goodman | 2014-03-25 |
| 8036382 | Conditional access system and method for prevention of replay attacks | David C. Platt, Andrew Martin Goodman | 2011-10-11 |
| 7590240 | Conditional access system and method prevention of replay attacks | David C. Platt, Andrew Martin Goodman | 2009-09-15 |
| 7434165 | Programmed apparatus and system of dynamic display of presentation files | Lawrence Charles Kleinman | 2008-10-07 |
| 6233686 | System and method for providing peer level access control on a network | Partha Dutta, Thomas B. London, Dalibor F. Vrsalovic, Karl Andres Siil | 2001-05-15 |
| 6173364 | Session cache and rule caching method for a dynamic filter | Partha Dutta, Thomas B. London, Dalibor F. Vrsalovic, Karl Andres Siil | 2001-01-09 |