Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |