Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8116726 | Parent and child mobile communication devices with feature control and call-back | Roger D. Richardson, Ola A. Mneimneh | 2012-02-14 |
| 8005987 | Multi-representation media event handoff | Roger D. Richardson | 2011-08-23 |
| 7769365 | Methods and interfaces for telephone book indexing | Roger D. Richardson | 2010-08-03 |