Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9444625 | Systems and methods for authenticating an electronic message | Leo J. Campbell, Jon L. Cook, Charles R. Chamberlain, Michael J. McGrath | 2016-09-13 |
| 8484479 | Systems and methods for authenticating an electronic message | Leo J. Campbell, Jon L. Cook, Charles R. Chamberlain, Michael J. McGrath | 2013-07-09 |
| 8095797 | Systems and methods for authenticating an electronic message | Leo J. Campbell, Jon L. Cook, Charles R. Chamberlain, Michael J. McGrath | 2012-01-10 |
| 7797543 | Systems and methods for authenticating an electronic message | Leo J. Campbell, Jon L. Cook, Charles R. Chamberlain, Michael J. McGrath | 2010-09-14 |
| 7321969 | Secure instant messaging system using instant messaging group policy certificates | Michael Boberski | 2008-01-22 |