Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9826397 | System and method for transferring wireless network access passwords | Yong-Xing Zhou, David Ka-Wai Hui, Vladimir Alperovich, James Goss, John Baker | 2017-11-21 |
| 8885555 | System and method for transferring wireless network access passwords | Yong-Xing Zhou, Vladimir Alperovich, David Ka-Wai Hui, James Goss, John Baker | 2014-11-11 |
| 8413215 | System and method for extending secure authentication using unique session keys derived from entropy | Martin Greenwood, Yoon Hee Kim, David Ka-Wai Hui, Vlad Alperovich | 2013-04-02 |
| 7969934 | System and method for transferring wireless network access passwords | Yong-Xing Zhou, Vladimir Alperovich, David Ka-Wai Hui, James Goss, John Baker | 2011-06-28 |
| 7930553 | System and method for extending secure authentication using unique session keys derived from entropy generated by authentication method | Martin Greenwood, Yoon Hee Kim, David Ka-Wai Hui, Vlad Alperovich | 2011-04-19 |
| 7768958 | Flexible architecture for wireless communication networks | John Baker, David Ka-Wai Hui, Martin Greenwood, Yong-Xing Zhou, Antti Linden | 2010-08-03 |
| 7489918 | System and method for transferring wireless network access passwords | Yong-Xing Zhou, Vladimir Alperovich, David Ka-Wai Hui, James Goss, John Baker | 2009-02-10 |
| 7336941 | System and method for unified accounting for wireless communication networks | Stephen K. Clingerman, Yoon Hee Kim, David Ka-Wai Hui, Harpal Singh Narula, Abid Inam | 2008-02-26 |
| 6360094 | Method for locating antenna problems in a cellular communications network | — | 2002-03-19 |
| 6192246 | Method and system for increasing capacity and improving performance of a cellular network | — | 2001-02-20 |
| 6112089 | Method and system for increasing capacity and improving performance of a cellular network | — | 2000-08-29 |
| 6026301 | Method for hard handoff in a CDMA cellular environment | — | 2000-02-15 |
| 5974318 | Method and system for increasing capacity and improving performance of a cellular network | — | 1999-10-26 |