Inventor · disambiguated record
Masaya Hijikigawa
Also filed as: HIJIKIGAWA MASAYA
32 granted patents·1,166 citations·filing 1982–2006
97Inventor score
Top patents by PatentIndex Score
32 records- 0198US4859060AVariable interferometric device and a process for the production of the sameSHARP KK·Filed 1986·Granted Aug 22, 1989·527 cites·18 claims
- 0297US4894698AField effect pressure sensorSHARP KK·Filed 1989·Granted Jan 16, 1990·149 cites·3 claims
- 0393US4928513ASensorSHARP KK·Filed 1987·Granted May 29, 1990·103 cites·23 claims
- 0487US4638346AField effect transistor-type moisture sensorSHARP KK·Filed 1985·Granted Jan 20, 1987·61 cites·8 claims
- 0574US4632879AMoisture sensorSHARP KK·Filed 1984·Granted Dec 30, 1986·27 cites·2 claims
- 0674US4520341AMoisture responsive element with crosslinked organic membrane and protective layeringSHARP KK·Filed 1982·Granted May 28, 1985·27 cites·7 claims
- 0772US4885937AFlow sensorSHARP KK·Filed 1988·Granted Dec 12, 1989·22 cites·10 claims
- 0871US4805296AMethod of manufacturing platinum resistance thermometerSHARP KK·Filed 1986·Granted Feb 21, 1989·29 cites·3 claims
- 0971US4651121AMoisture sensor and a method for the production of the sameSHARP KK·Filed 1985·Granted Mar 17, 1987·30 cites·5 claims
- 1067US4698657AFET type sensor and a method for driving the sameSHARP KK·Filed 1985·Granted Oct 6, 1987·25 cites·10 claims
- 1162US4515653AMethod for production of a moisture sensorSHARP KK·Filed 1984·Granted May 7, 1985·17 cites·6 claims
- 1260US4635027AResistance-variation type moisture sensorSHARP KK·Filed 1985·Granted Jan 6, 1987·19 cites·2 claims
- 1359US5004700AHumidity sensorEMI LTD·Filed 1990·Granted Apr 2, 1991·21 cites·13 claims
- 1459US4773935AMoisture sensor containing cellulose acetate butyrateSHARP KK·Filed 1986·Granted Sep 27, 1988·11 cites·19 claims
- 1556US4760368AMoisture sensorSHARP KK·Filed 1986·Granted Jul 26, 1988·8 cites·7 claims
- 1653US4594619AMagnetic reproduce apparatus with magnetoresistive headSHARP KK·Filed 1983·Granted Jun 10, 1986·6 cites·2 claims
- 1749US4757195AOptical pressure sensor with pedestal mounted photoelastic elementSHARP KK·Filed 1986·Granted Jul 12, 1988·13 cites·6 claims
- 1846US4816888ASensorSHARP KK·Filed 1986·Granted Mar 28, 1989·11 cites·4 claims
- 1943US4729240AOptical pressure sensorSHARP KK·Filed 1986·Granted Mar 8, 1988·9 cites·17 claims
- 2043US4528543AMoisture sensitive resistive elementSHARP KK·Filed 1984·Granted Jul 9, 1985·6 cites·2 claims
- 2142US4698658AAmorphous semiconductor deviceSHARP KK·Filed 1985·Granted Oct 6, 1987·7 cites·4 claims
- 2242US4682502APressure sensorSHARP KK·Filed 1985·Granted Jul 28, 1987·9 cites·9 claims
- 2341US4889561AMoisture sensitive materialSHARP KK·Filed 1985·Granted Dec 26, 1989·4 cites·6 claims
- 2440US4672148AThin-film solar cellsSHARP KK·Filed 1985·Granted Jun 9, 1987·6 cites·3 claims
- 2540US4496931AMoisture permeable electrode in a moisture sensorSHARP KK·Filed 1984·Granted Jan 29, 1985·6 cites·7 claims
- 2638US4558393AMoisture sensorSHARP KK·Filed 1984·Granted Dec 10, 1985·5 cites·4 claims
- 2736US7880735B2Display device and electrical apparatus using the sameSHARP KK·Filed 2006·Granted Feb 1, 2011·0 cites·15 claims
- 2836US4529642AMoisture sensitive resistive elementSHARP KK·Filed 1984·Granted Jul 16, 1985·3 cites·1 claims
- 2934US4405958AMagnetic reproducing apparatus with magnetoresistive headSHARP KK·Filed 1982·Granted Sep 20, 1983·1 cites·3 claims
- 3032US4677249APhotovoltaic deviceSHARP KK·Filed 1986·Granted Jun 30, 1987·2 cites·2 claims
- 3131US4649365APlatinum resistor for the measurement of temperaturesSHARP KK·Filed 1986·Granted Mar 10, 1987·2 cites·2 claims
- 3230US4902571AMoisture sensitive resistive elementSHARP KK·Filed 1984·Granted Feb 20, 1990·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →