Inventor
WENNINGER JR FRED
7 patents
Patents
7 patentsUS4145742AMar 20, 1979
Programmable calculator including user-definable keys
HEWLETT PACKARD CO24 citations81
US4028538AJun 7, 1977
Programmable calculator employing algebraic language
HEWLETT PACKARD CO23 citations80
US4161031AJul 10, 1979
Programmable calculator including boolean flag variable means
HEWLETT PACKARD CO6 citations73
US4145752AMar 20, 1979
Programmable calculator including separate line numbering means for user-definable functions
HEWLETT PACKARD CO6 citations71
US4281390AJul 28, 1981
Programmable calculator including means for performing computed and uncomputed relative branching during program execution
HEWLETT PACKARD CO4 citations62
US4615015ASep 30, 1986
Self-contained electronic computer including means for immediately executing or storing alphanumeric statements entered into the computer
HEWLETT PACKARD CO5 citations61
US4456964AJun 26, 1984
Calculator including means for displaying alphanumeric prompting messages to the operator
HEWLETT PACKARD CO6 citations61