Inventor
YAMATAKA AKIHIRO
JP4 patents
Patents
4 patentsUS4486849ADec 4, 1984
Computer for calculating compound interest
CANON KK13 citations71
US4276606AJun 30, 1981
Date data computer
CANON KK7 citations71
US4149261AApr 10, 1979
Computer having circuitry for rounding-off insignificant digits
CANON KK10 citations71
US4209850AJun 24, 1980
Electronic apparatus
CANON KK8 citations67