| 11792691 |
Systems and methods for monitoring and managing network traffic in a private cellular network |
— |
2023-10-17 |
| 11617061 |
Private cellular network for acquisition and exchange of location data with emergency call centers |
Daniel Person, Jason V. Smith |
2023-03-28 |
| 11533343 |
Private cellular network for seamless extension of accessibility of PBX devices to remote devices |
Daniel Person, Jason V. Smith |
2022-12-20 |
| 11330111 |
Distributed ledger system for management and tracking of exchanges of wireless services between wireless service providers |
Carl Gunell, Dan Westin |
2022-05-10 |
| 11234116 |
Distributed ledger system for management and implementation of exchanges of wireless services between wireless service providers |
Carl Gunell, Dan Westin |
2022-01-25 |
| 11190981 |
Systems and methods for monitoring and managing network traffic in a private cellular network |
— |
2021-11-30 |
| 10771634 |
Distributed ledger system for management and tracking of exchanges of wireless services between wireless service providers |
Carl Gunell, Dan Westin |
2020-09-08 |
| 7280803 |
Monitoring network performance using individual cell phone location and performance information |
— |
2007-10-09 |
| 7035646 |
Cordless cellular system |
Michael Allen Raffel, Michael D. Bamburak, David Glass, Keith Jarett, Masud Kibria +7 more |
2006-04-25 |
| 6990182 |
Prepaid phone service for both wired and wireless telecommunication devices |
— |
2006-01-24 |
| 6735432 |
Cordless cellular system and method |
Keith Jarett, Roland E. Williams, Michael Allen Raffel, Ileana A. Leuca, Tony S. Lee +4 more |
2004-05-11 |
| 6681118 |
Method of providing cellular and landline cordless service using a dual mode mobile telephone |
Michael Allen Raffel, Michael D. Bamburak, David Glass, Keith Jarett, Masud Kibria +7 more |
2004-01-20 |
| 6611692 |
Cordless cellular system |
Michael Allen Raffel, Michael D. Bamburak, David Glass, Keith Jarett, Masud Kibria +7 more |
2003-08-26 |
| 6529593 |
Prepaid phone service for both wired and wireless telecommunication devices |
— |
2003-03-04 |
| 6470182 |
Mobile station roaming in a multiple service provider area |
— |
2002-10-22 |
| 6311053 |
Calling party paid wireless telecommunication system |
Susan Feit, Jordan M. Roderick |
2001-10-30 |
| 6188897 |
Mobile station roaming in a multiple service provider area |
— |
2001-02-13 |
| 5911120 |
Wireless communication system having mobile stations establish a communication link through the base station without using a landline or regional cellular network and without a call in progress |
Keith Jarett, Roland E. Williams, Michael Allen Raffel, Ileana A. Leuca, Tony S. Lee +4 more |
1999-06-08 |
| 5732360 |
Mobile telecommunication device and method used for changing wireless communication between base stations of different kinds |
Keith Jarett, Roland E. Williams, Michael Allen Raffel, Tony S. Lee, Masud Kibria |
1998-03-24 |
| 5675629 |
Cordless cellular system base station |
Michael Allen Raffel, Michael D. Bamburak, David Glass, Keith Jarett, Masud Kibria +7 more |
1997-10-07 |
| 4743782 |
GaAs level-shift logic interface circuit |
Peter C. Roberts, Tho T. Vu |
1988-05-10 |
| 4631426 |
Digital circuit using MESFETS |
Tho T. Vu |
1986-12-23 |