Issued Patents All Time
Showing 26–50 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7120139 | Broadband cable telephony network architecture IP ITN network architecture reference model | Fen-Chung Kung, Jesse Eugene Russell, Anish Sankalia | 2006-10-10 |
| 7075918 | BRG with PBX capabilities | Fen-Chung Kung, Jesse Eugene Russell, Hopeton S. Walker | 2006-07-11 |
| 6980817 | Method and apparatus of a network architecture for providing a local neighborhood cordless-type services | Albert Chow, Wenchu Ying | 2005-12-27 |
| 6961559 | Distributed network voice messaging for wireless centrex telephony | Albert Chow, Jinman Kim | 2005-11-01 |
| 6937713 | IP call forward profile | Fen-Chung Kung, Jesse Eugene Russell, Anish Sankalia, Hopeton S. Walker | 2005-08-30 |
| 6917610 | Activity log for improved call efficiency | Fen-Chung Kung, Jesse Eugene Russell, Anish Sankalia | 2005-07-12 |
| 6889321 | Protected IP telephony calls using encryption | Fen-Chung Kung, Jesse Eugene Russell, Hopeton S. Walker | 2005-05-03 |
| 6836478 | Call hold with reminder and information push | Laura Huang, Fen-Chung Kung, Jesse Eugene Russell, Hopeton S. Walker | 2004-12-28 |
| 6826173 | Enhanced subscriber IP alerting | Fen-Chung Kung, Jesse Eugene Russell, Anish Sankalia, Hopeton S. Walker | 2004-11-30 |
| 6819945 | Wireless centrex feature activation/deactivation | Albert Chow, Jinman Kim, Wenchu Ying | 2004-11-16 |
| 6816469 | IP conference call waiting | Fen-Chung Kung, Hopeton S. Walker | 2004-11-09 |
| 6785560 | Speed calling in a wireless centrex system | Albert Chow, Jinman Kim, Hopeton S. Walker, Wenchu Ying | 2004-08-31 |
| 6778832 | Neighborhood cordless service call handoff | Albert Chow, Jinman Kim, Wenchu Ying | 2004-08-17 |
| 6775267 | Method for billing IP broadband subscribers | Fen-Chung Kung, Anish Sankalia, Hopeton S. Walker | 2004-08-10 |
| 6775273 | Simplified IP service control | Fen-Chung Kung, Jesse Eugene Russell, Hopeton S. Walker | 2004-08-10 |
| 6771953 | Wireless centrex call transfer | Albert Chow, Jinman Kim, Wenchu Ying | 2004-08-03 |
| 6745025 | Time-of-day call forwarding in a wireless centrex services system | Albert Chow, Jinman Kim, Hopeton S. Walker, Wenchu Ying | 2004-06-01 |
| 6738615 | Wireless centrex caller ID | Albert Chow, Jinman Kim, Hopeton S. Walker, Wenchu Ying | 2004-05-18 |
| 6728239 | Scaleable network server for low cost PBX | Fen-Chung Kung, Hopeton S. Walker | 2004-04-27 |
| 6711401 | Wireless centrex call return | Albert Chow, Jinman Kim, Wenchu Ying | 2004-03-23 |
| 6690675 | User programmable fail-proof IP hotline/warm-line | Fen-Chung Kung, Jesse Eugene Russell, Anish Sankalia | 2004-02-10 |
| 6687360 | Personal IP follow-me service | Fen-Chung Kung, Jesse Eugene Russell, Anish Sankalia, Hopeton S. Walker | 2004-02-03 |
| 6680935 | Anonymous call rejection | Fen-Chung Kung, Jesse Eugene Russell, Hopeton S. Walker | 2004-01-20 |
| 6678265 | Local number portability database for on-net IP call | Fen-Chung Kung, Jesse Eugene Russell, Anish Sankalia, Hopeton S. Walker | 2004-01-13 |
| 6671262 | Conference server for automatic x-way call port expansion feature | Fen-Chung Kung, Anish Sankalia | 2003-12-30 |