Inventor
YUMOTO OSAMU
JP7 patents
Patents
7 patentsUS4511990AApr 16, 1985
Digital processor with floating point multiplier and adder suitable for digital signal processing
HITACHI LTD126 citations96
US4459698AJul 10, 1984
Variable equalizer
HITACHI LTD79 citations96
US4620292AOct 28, 1986
Arithmetic logic unit for floating point data and/or fixed point data
HITACHI LTD45 citations95
US4592006AMay 27, 1986
Adder for floating point data suitable for digital signal processing
HITACHI LTD20 citations81
US3992232ANov 16, 1976
Method of manufacturing semiconductor device having oxide isolation structure and guard ring
HITACHI LTD16 citations73
US4080580AMar 21, 1978
Variable equalizer
HITACHI LTD9 citations72
US5670868ASep 23, 1997
Low-constant voltage supply circuit
HITACHI LTD6 citations59