Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7283822 | Service access control interface for an unlicensed wireless communication system | Rajeev Gupta, Swaran Singh Sethi, Amit Khetawat | 2007-10-16 |
| 7283821 | Radio resources messaging for a mobile station in an unlicensed wireless communication system | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2007-10-16 |
| 7272397 | Service access control interface for an unlicensed wireless communication system | Rajeev Gupta, Swaran Singh Sethi, Amit Khetawat | 2007-09-18 |
| 7245916 | Radio resources messaging in an unlicensed wireless communication system | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2007-07-17 |
| 7215961 | Registration messaging for a mobile station in an unlicensed wireless communication system | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2007-05-08 |
| 7212819 | GPRS signaling protocol architecture for an unlicensed wireless communication system | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2007-05-01 |
| 7209744 | Registration messaging for an unlicensed wireless communication system | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2007-04-24 |
| 7200399 | Ciphering configuration procedure in an unlicensed wireless communication system | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2007-04-03 |
| 7197309 | Mobile station ciphering configuration procedure in an unlicensed wireless communication system | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2007-03-27 |
| 7171205 | Architecture of an unlicensed wireless communication system with a generic access point | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2007-01-30 |
| 7127250 | Apparatus and method for extending the coverage area of a licensed wireless communication system using an unlicensed wireless communication system | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2006-10-24 |
| 7107055 | Mobile station GPRS implementation for switching between licensed and unlicensed wireless systems | Jahangir Mohammed, Joseph G. Baranowski, Jianxiong Shi, Milan Markovic, Thomas G. Elam +3 more | 2006-09-12 |
| 5970144 | Secure authentication-key management system and method for mobile communications | Yick Man Chan, Vilnis G. Grencions, Randall A. Snyder, Ming-Jen Lee | 1999-10-19 |
| 5933784 | Signaling gateway system and method | Ming-Jen Lee, Vilnis G. Grencions | 1999-08-03 |
| 5799084 | System and method for authenticating cellular telephonic communication | Kirk Carlson, Stuart S. Jeffery, Ming-Jen Lee, Vilnis G. Grencions, Randall A. Snyder | 1998-08-25 |