Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8862553 | Telephone stations with independent backup/restore feature | Randall J. Penning, Robert L. Mitchell | 2014-10-14 |
| 8254898 | Message handling based on the state of a telecommunications terminal | Sandra R. Abramson, Vincent A. Illuzzi, Robert L. Mitchell, Rituraj Sinha | 2012-08-28 |
| 7864761 | Handling unsolicited content at a telecommunications terminal | Sandra R. Abramson, Vincent A. Illuzzi, Jatin Patel, Rituraj Sinha | 2011-01-04 |
| 6952577 | Auditory methods for providing information about a telecommunication system's settings and status | Paul Roller Michaelis | 2005-10-04 |