Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7548550 | Intelligent peripheral concentrator | Wesley A. Brush, Jiayu Chen, Christopher Hefele, Steven M. Michelson, Azeem A. Timmapuri | 2009-06-16 |
| 6917625 | Intelligent peripheral concentrator | Wesley A. Brush, Jiayu Chen, Christopher Hefele, Steven M. Michelson, Azeem A. Timmapuri | 2005-07-12 |
| 6591315 | Remote intelligent peripheral routing method and apparatus | Promod Kumar Bhagat, Wesley A. Brush, Mayra F. Caceres, James M. Carnazza, Jiayu Chen +5 more | 2003-07-08 |
| 6396917 | Subscriber announcement system | Wesley A. Brush, Jennifer H. Chen, Gary Munson | 2002-05-28 |
| 5796812 | Method for transferring call-specific data between called parties | Steven T. Heinsius, Mrinalini Natarajan, Antoinette Rule, Tejanand Sarju, Gary D. Walden | 1998-08-18 |