Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7542756 | Apparatus and method for restoring a conference connection to a cellular telephone | Andrew Mason | 2009-06-02 |
| 7437141 | Apparatus and method for easily restoring a connection to a telephone | Andrew Mason | 2008-10-14 |