Inventor
WASHIZUKA ISAMU
JP35 patents
Patents
35 patentsUS4639225AJan 27, 1987
Portable audio-visual electronic apparatus
SHARP KK253 citations99
US4858125AAug 15, 1989
Electronic cone with environmental and human body condition sensors and alarm for indicating existence of undesirable conditions
SHARP KK68 citations96
US4202607AMay 13, 1980
Mirror with information display
SHARP KK197 citations96
US4655551AApr 7, 1987
Liquid crystal display with chip projecting above and below flexible film
SHARP KK57 citations95
US4276541AJun 30, 1981
Display control of hand-written, memorized pattern at a preselected time
SHARP KK30 citations93
US4912462AMar 27, 1990
Letter input device for electronic word retrieval device
SHARP KK44 citations92
US4316081AFeb 16, 1982
Electronic digital tape measure having flexible measuring tape
SHARP KK45 citations92
US4158230AJun 12, 1979
Electronic calculator with no protruding key tops
SHARP KK55 citations92
US4875036AOct 17, 1989
Liquid crystal display device for both inputting and outputting information
SHARP KK26 citations91
US4701862AOct 20, 1987
Audio output device with speech synthesis technique
SHARP KK17 citations82
US4285043AAug 18, 1981
Power transmission controller for electronic calculators
SHARP KK24 citations82
US3973111AAug 3, 1976
Calculator having thermal printing head
SHARP KK22 citations82
US5058996AOct 22, 1991
Liquid crystal display
SHARP KK17 citations81
US4104727AAug 1, 1978
Liquid crystal display calculator construction
SHARP KK22 citations81
US4648070AMar 3, 1987
Electronic translator with means for selecting words to be translated
SHARP KK11 citations74
US4597056AJun 24, 1986
Language translator having circuitry for retrieving full words after single letter input
SHARP KK18 citations74
US4412210AOct 25, 1983
Electronic calculator with acoustic confirmation of key actuation and acoustical alarms
SHARP KK19 citations74
US4081664AMar 28, 1978
Calculator operation time period counter in a combination of electronic timepiece and electronic calculator
SHARP KK10 citations74
US4809192AFeb 28, 1989
Audio output device with speech synthesis technique
SHARP KK8 citations73
US4603396AJul 29, 1986
Graphic printer with automatic scale information setting device
SHARP KK15 citations73
US4408096AOct 4, 1983
Sound or voice responsive timepiece
SHARP KK14 citations73
US4213035AJul 15, 1980
Electronic combined protractor and calculator capable of measuring length and angle of an object
SHARP KK20 citations72
US4192060AMar 11, 1980
Method of constructing liquid crystal display
SHARP KK14 citations72
US4189912AFeb 26, 1980
Combination calculator and timepiece
SHARP KK13 citations72
US4005403AJan 25, 1977
Information storage and frequency converter for liquid crystal display
SHARP KK9 citations72
US4692740ASep 8, 1987
Key input device
SHARP KK15 citations71
US4074118AFeb 14, 1978
Calculator construction
SHARP KK12 citations71
US4760918AAug 2, 1988
Pocketbook type electronic apparatus
SHARP KK4 citations63
US4103208AJul 25, 1978
Fluorescent tube display calculators
SHARP KK5 citations63
US4740913AApr 26, 1988
Ornamental display device for electronic dictionary
SHARP KK5 citations62
US4533213AAug 6, 1985
Liquid crystal display
SHARP KK5 citations62
US4448542AMay 15, 1984
Electronic timepiece
SHARP KK2 citations62
US3976994AAug 24, 1976
Liquid crystal display system
SHARP KK4 citations61
US4190329AFeb 26, 1980
Liquid crystal display cell of the reflection type
SHARP KK2 citations59
US4651294AMar 17, 1987
Electronic function calculator with improved functional command entry
SHARP KK0 citations41