1
Ronald D Bishop, Dana W McClure, John A Storch: Automated vending of cellular hand-held telephones and cellular telephone services. Cellular Communications Corporation, August 21, 1990: US04951308 (184 worldwide citation)

Mobile cellular telephone services are automatically vended through a microprocessor controlled vending machine which inventories a plurality of mobile cellular telephones and selectively delivers one of the phones after reading a credit card number from a customer and obtaining credit card approval ...


2
Ronald S Rudokas, John A Storch, David L Daniels: Mehtod and apparatus for fraud control in cellular telephone systems utilizing RF signature comparison. AirTouch Communications, Merchant Gould Smith Edell Welter & Schmidt, May 30, 1995: US05420910 (169 worldwide citation)

A method and apparatus for fraud control in cellular telephone systems. Call records from a switch are scanned to identify a fraudulent cellular phone based on its behavior. An identifier, e.g., a radio frequency (RF) signature, representative of the fraudulent phone is stored in a control channel e ...


3
Ronald S Rudokas, John A Storch, David L Daniels: Method and apparatus for fraud control in cellular telephone systems. AirTouch Communications, Merchant Gould Smith Edell Welter & Schmidt, September 10, 1996: US05555551 (96 worldwide citation)

A method and apparatus for fraud control in cellular telephone systems. Call records from a switch are scanned to identify a fraudulent cellular phone based on its behavior. An identifier, e.g., a radio frequency (RF) signature, representative of the fraudulent phone is stored in a control channel e ...