Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8925102 | System and method of generating encryption/decryption keys and encrypting/decrypting a derivative work | Omid Allen McDonald, David McDonald | 2014-12-30 |
| 7983200 | Apparatus and method for packet-based media communications | Frederic Simard, Philip Edholm | 2011-07-19 |
| 6956828 | Apparatus and method for packet-based media communications | Frederic Simard, Philip Edholm | 2005-10-18 |
| 6246761 | Automatic volume control for a telephone ringer | — | 2001-06-12 |
| 6005927 | Telephone directory apparatus and method | Timothy J. Rahrer, Robert Scott McClennon | 1999-12-21 |