Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7590247 | System and method for reusable efficient key distribution | Michael Heyman, Peter S. Kruus, Alan T Sherman | 2009-09-15 |
| 7043024 | System and method for key distribution in a hierarchical tree | Michael Heyman, Peter S. Kruus, Alan T Sherman | 2006-05-09 |
| 6950933 | Method and system for management and notification of electronic certificate changes | Jeff S. Cook, Michael Heyman | 2005-09-27 |
| 6922776 | Scalable system and method for management and notification of electronic certificate changes | Jeffrey Cook, Michael Heyman | 2005-07-26 |