Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10503877 | Generation of enterprise-wide licenses in a customer environment | William T. Walker | 2019-12-10 |
| 9197449 | Apparatus and method for providing enhanced telecommunication terminal status information | David Burritt, Paul Roller Michaelis, Robert L. Mitchell, Matthew J. Stevens, Roger L. Toennis | 2015-11-24 |
| 8442197 | Telephone-based user interface for participating simultaneously in more than one teleconference | Paul Roller Michaelis | 2013-05-14 |
| 8229858 | Generation of enterprise-wide licenses in a customer environment | William T. Walker | 2012-07-24 |
| 7127442 | Ironclad notification of license errors | Phillip Whelan, William T. Walker, Lawrence J. Morgan | 2006-10-24 |