Inventor
BUNSEN CHRIS M
US5 patents
Patents
5 patentsUS5155697AOct 13, 1992
Most precise fraction display method
HEWLETT PACKARD CO34 citations89
US5089980AFeb 18, 1992
Double keystroke fraction entry and interface method
HEWLETT PACKARD CO18 citations79
US5175700ADec 29, 1992
Method and apparatus for solving multiple equations
HEWLETT PACKARD CO6 citations68
US5128887AJul 7, 1992
Numerical accuracy indicator for rounded numeric value display method
HEWLETT PACKARD CO3 citations61
US5260886ANov 9, 1993
Default denominator for fraction entry and display
HEWLETT PACKARD CO5 citations59