Inventor · disambiguated record
Isamu Washizuka
Also filed as: AOKI JUNJI · FUJISAWA ISAO · HASHIMOTO SADAKATSU · HIRAYAMA KAZUYOSHI
35 granted patents·1,082 citations·filing 1974–1988
98Inventor score
Files withSHARP KK35
Top patents by PatentIndex Score
35 records- 0197US4639225APortable audio-visual electronic apparatusSHARP KK·Filed 1983·Granted Jan 27, 1987·253 cites·6 claims
- 0296US4158230AElectronic calculator with no protruding key topsSHARP KK·Filed 1977·Granted Jun 12, 1979·55 cites·26 claims
- 0395US4202607AMirror with information displaySHARP KK·Filed 1978·Granted May 13, 1980·197 cites·18 claims
- 0490US4316081AElectronic digital tape measure having flexible measuring tapeSHARP KK·Filed 1979·Granted Feb 16, 1982·45 cites·7 claims
- 0590US4276541ADisplay control of hand-written, memorized pattern at a preselected timeSHARP KK·Filed 1979·Granted Jun 30, 1981·30 cites·17 claims
- 0689US4912462ALetter input device for electronic word retrieval deviceSHARP KK·Filed 1983·Granted Mar 27, 1990·44 cites·8 claims
- 0784US4858125AElectronic cone with environmental and human body condition sensors and alarm for indicating existence of undesirable conditionsSHARP KK·Filed 1984·Granted Aug 15, 1989·68 cites·5 claims
- 0884US4655551ALiquid crystal display with chip projecting above and below flexible filmSHARP KK·Filed 1985·Granted Apr 7, 1987·57 cites·12 claims
- 0982US4104727ALiquid crystal display calculator constructionSHARP KK·Filed 1976·Granted Aug 1, 1978·22 cites·22 claims
- 1076US4412210AElectronic calculator with acoustic confirmation of key actuation and acoustical alarmsSHARP KK·Filed 1981·Granted Oct 25, 1983·19 cites·2 claims
- 1175US5058996ALiquid crystal displaySHARP KK·Filed 1984·Granted Oct 22, 1991·17 cites·29 claims
- 1273US3973111ACalculator having thermal printing headSHARP KK·Filed 1974·Granted Aug 3, 1976·22 cites·8 claims
- 1370US4192060AMethod of constructing liquid crystal displaySHARP KK·Filed 1977·Granted Mar 11, 1980·14 cites·4 claims
- 1469US4213035AElectronic combined protractor and calculator capable of measuring length and angle of an objectSHARP KK·Filed 1977·Granted Jul 15, 1980·20 cites·23 claims
- 1569US4189912ACombination calculator and timepieceSHARP KK·Filed 1977·Granted Feb 26, 1980·13 cites·9 claims
- 1665US4603396AGraphic printer with automatic scale information setting deviceSHARP KK·Filed 1983·Granted Jul 29, 1986·15 cites·2 claims
- 1765US4285043APower transmission controller for electronic calculatorsSHARP KK·Filed 1979·Granted Aug 18, 1981·24 cites·10 claims
- 1863US4701862AAudio output device with speech synthesis techniqueSHARP KK·Filed 1986·Granted Oct 20, 1987·17 cites·2 claims
- 1959US4408096ASound or voice responsive timepieceSHARP KK·Filed 1981·Granted Oct 4, 1983·14 cites·1 claims
- 2058US4875036ALiquid crystal display device for both inputting and outputting informationSHARP KK·Filed 1988·Granted Oct 17, 1989·26 cites·10 claims
- 2152US4597056ALanguage translator having circuitry for retrieving full words after single letter inputSHARP KK·Filed 1982·Granted Jun 24, 1986·18 cites·7 claims
- 2250US4074118ACalculator constructionSHARP KK·Filed 1975·Granted Feb 14, 1978·12 cites·14 claims
- 2349US4005403AInformation storage and frequency converter for liquid crystal displaySHARP KK·Filed 1975·Granted Jan 25, 1977·9 cites·7 claims
- 2446US4809192AAudio output device with speech synthesis techniqueSHARP KK·Filed 1987·Granted Feb 28, 1989·8 cites·2 claims
- 2546US4692740AKey input deviceSHARP KK·Filed 1984·Granted Sep 8, 1987·15 cites·8 claims
- 2643US4081664ACalculator operation time period counter in a combination of electronic timepiece and electronic calculatorSHARP KK·Filed 1976·Granted Mar 28, 1978·10 cites·5 claims
- 2741US4648070AElectronic translator with means for selecting words to be translatedSHARP KK·Filed 1986·Granted Mar 3, 1987·11 cites·15 claims
- 2840US4533213ALiquid crystal displaySHARP KK·Filed 1978·Granted Aug 6, 1985·5 cites·8 claims
- 2939US3976994ALiquid crystal display systemSHARP KK·Filed 1974·Granted Aug 24, 1976·4 cites·5 claims
- 3035US4103208AFluorescent tube display calculatorsSHARP KK·Filed 1976·Granted Jul 25, 1978·5 cites·6 claims
- 3133US4740913AOrnamental display device for electronic dictionarySHARP KK·Filed 1986·Granted Apr 26, 1988·5 cites·5 claims
- 3233US4448542AElectronic timepieceSHARP KK·Filed 1982·Granted May 15, 1984·2 cites·5 claims
- 3332US4760918APocketbook type electronic apparatusSHARP KK·Filed 1987·Granted Aug 2, 1988·4 cites·5 claims
- 3429US4651294AElectronic function calculator with improved functional command entrySHARP KK·Filed 1984·Granted Mar 17, 1987·0 cites·4 claims
- 3528US4190329ALiquid crystal display cell of the reflection typeSHARP KK·Filed 1978·Granted Feb 26, 1980·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →