Inventor
FENNELL ROBERT D
14 patents
Patents
14 patentsUS5430436AJul 4, 1995
Method and apparatus for displaying a keypad arrangement on a selective call receiver
MOTOROLA INC185 citations98
US5025252AJun 18, 1991
Paging receiver with over-the-air characterization of call signal processing
MOTOROLA INC100 citations96
US5418524AMay 23, 1995
Method and apparatus for over-the-air upgrading of radio modem application software
MOTOROLA INC72 citations95
US5302947AApr 12, 1994
Method and apparatus for loading a software program from a radio modem into an external computer
MOTOROLA INC96 citations95
US4427980AJan 24, 1984
Encoder for transmitted message activation code
MOTOROLA INC68 citations94
US5365221ANov 15, 1994
Computer card having low battery indicator
MOTOROLA INC44 citations92
US5363090ANov 8, 1994
Method and apparatus for combining submessages of a message to form the complete message
MOTOROLA INC20 citations92
US5335357AAug 2, 1994
Simulcast scheduler
MOTOROLA INC26 citations92
USD303528SSep 19, 1989
Radio pager or similar article
MOTOROLA INC24 citations92
US5287550AFeb 15, 1994
Simulcast scheduler
MOTOROLA INC18 citations81
US3999139ADec 21, 1976
Monolithic alternately stacked IF amplifier
MOTOROLA INC26 citations81
US5177477AJan 5, 1993
Selective call receiver having a file for retaining multiple messages
MOTOROLA INC10 citations73
USD303799SOct 3, 1989
Radio pager or similar article
MOTOROLA INC14 citations72
USD303529SSep 19, 1989
Radio pager or similar article
MOTOROLA INC6 citations72