Inventor · disambiguated record
Junichi Watanabe
Also filed as: KOIDE HIROSHI · TENMYO SHIGEMOTO · WATANABE JUNICHI
92 granted patents·37 pending applications·2,298 citations·filing 1978–2025
99Inventor score
Files withHITACHI METALS LTD12NISSAN CHEMICAL IND LTD12WATANABE JUNICHI10SHINETSU CHEMICAL CO9RICOH KK6
Top patents by PatentIndex Score
129 records- 0197US5480818AMethod for forming a film and method for manufacturing a thin film transistorFUJITSU LTD·Filed 1993·Granted Jan 2, 1996·856 cites·24 claims
- 0294US5107175AMoisture trapping film for el lamps of the organic dispersion typeSUMITOMO BAKELITE CO·Filed 1990·Granted Apr 21, 1992·243 cites·7 claims
- 0391US4986845APyrazole derivatives and herbicides containing themNISSAN CHEMICAL IND LTD·Filed 1989·Granted Jan 22, 1991·43 cites·5 claims
- 0490US5086422AOptical disk apparatusRICOH KK·Filed 1990·Granted Feb 4, 1992·64 cites·11 claims
- 0590US4621114APropylene resin compositionMITSUI PETROCHEMICAL IND·Filed 1984·Granted Nov 4, 1986·42 cites·2 claims
- 0689US5092360AFlow rated control valve using a high-temperature stacked-type displacement deviceHITACHI METALS LTD·Filed 1990·Granted Mar 3, 1992·62 cites·11 claims
- 0788US10153598B2Terminal and charging connector with temperature measurementYAZAKI CORP·Filed 2018·Granted Dec 11, 2018·9 cites·4 claims
- 0888US6677724B1Initial magnetic pole estimating device for AC synchronous motorYASKAWA DENKI SEISAKUSHO KK·Filed 2000·Granted Jan 13, 2004·41 cites·32 claims
- 0987US9537431B2Brake diagnosis device and brake diagnosis methodYASKAWA ELECTRIC CORP·Filed 2015·Granted Jan 3, 2017·7 cites·11 claims
- 1087US7350317B2Electrostatic atomizing hairdryer and electrostatic atomizerMATSUSHITA ELECTRIC WORKS LTD·Filed 2005·Granted Apr 1, 2008·15 cites·13 claims
- 1187US5153477ALaminate displacement deviceHITACHI METALS LTD·Filed 1991·Granted Oct 6, 1992·53 cites·3 claims
- 1286US5281885AHigh-temperature stacked-type displacement deviceHITACHI METALS LTD·Filed 1992·Granted Jan 25, 1994·46 cites·12 claims
- 1386US4186991AAngularly rotatable mirror apparatusRICOH KK·Filed 1978·Granted Feb 5, 1980·16 cites·6 claims
- 1485US4696694APyridine derivatives and their herbicidal compositionsNISSAN CHEMICAL IND LTD·Filed 1986·Granted Sep 29, 1987·19 cites·9 claims
- 1584US8586493B2Silicon nitride sintered body, method of producing the same, and silicon nitride circuit substrate and semiconductor module using the sameKAGA YOUICHIROU·Filed 2009·Granted Nov 19, 2013·15 cites·8 claims
- 1684USRE34779EPyrazole derivatives and herbicides containing themNISSAN CHEMICAL IND LTD·Filed 1992·Granted Nov 8, 1994·21 cites·8 claims
- 1784US5057566AThermoplastic rubber compositionsNIPPON ZEON CO·Filed 1988·Granted Oct 15, 1991·33 cites·18 claims
- 1882US4395519APhysically blended propylene polymer compositionMITSUI PETROCHEMICAL IND·Filed 1980·Granted Jul 26, 1983·42 cites·5 claims
- 1979US8471656B2Electromagnetic relayHORII KAZUHIKO·Filed 2010·Granted Jun 25, 2013·7 cites·3 claims
- 2079US4583212ARecord/playback head positioning device for optical disc apparatusRICOH KK·Filed 1983·Granted Apr 15, 1986·20 cites·15 claims
- 2178US4744515AAutomatic water-sprinkling controllerKONAN SEIKO CO LTD·Filed 1986·Granted May 17, 1988·41 cites·3 claims
- 2277US8718299B2Audio control device and audio output deviceNISHIMURA HIDEKI·Filed 2011·Granted May 6, 2014·5 cites·5 claims
- 2377US7915533B2Silicon nitride substrate, a manufacturing method of the silicon nitride substrate, a silicon nitride wiring board using the silicon nitride substrate, and semiconductor moduleHITACHI METALS LTD·Filed 2006·Granted Mar 29, 2011·9 cites·4 claims
- 2476US10712681B2Toner, toner storage unit, image forming apparatus, and method for manufacturing tonerMASUDA MINORU·Filed 2019·Granted Jul 14, 2020·1 cites·7 claims
- 2576US8315418B2Sound receiverWATANABE JUNICHI·Filed 2007·Granted Nov 20, 2012·7 cites·13 claims
- 2676US7547933B2Semiconductor device and manufacturing method of a semiconductor deviceFUJITSU MICROELECTRONICS LTD·Filed 2003·Granted Jun 16, 2009·14 cites·14 claims
- 2776US5073740ALaminate-type displacement elementHITACHI METALS LTD·Filed 1990·Granted Dec 17, 1991·31 cites·10 claims
- 2875US4824474AQuinoline derivatives and herbicidal compositions and method of use thereofNISSAN CHEMICAL IND LTD·Filed 1987·Granted Apr 25, 1989·10 cites·7 claims
- 2974US8563869B2Circuit board and semiconductor module using this, production method for circuit boardKAGA YOUICHIROU·Filed 2006·Granted Oct 22, 2013·8 cites·10 claims
- 3074US8223977B2Sound receiverWATANABE JUNICHI·Filed 2007·Granted Jul 17, 2012·6 cites·7 claims
- 3174US2025334893A1Resin particle, toner, and image forming apparatusMIZOGUCHI YUKA·Filed 2025·Application pending·0 cites
- 3273US7372132B2Resin encapsulated semiconductor device and the production methodHITACHI LTD·Filed 2005·Granted May 13, 2008·7 cites·13 claims
- 3373US5254212AMethod of fabricating electrostrictive-effect deviceHITACHI METALS LTD·Filed 1991·Granted Oct 19, 1993·38 cites·6 claims
- 3472US10324390B2Toner, developer, and image forming apparatusTAKEYAMA AKIHIRO·Filed 2018·Granted Jun 18, 2019·1 cites·18 claims
- 3572US7221015B2Semiconductor device and method of manufacturing the sameFUJITSU LTD·Filed 2003·Granted May 22, 2007·16 cites·9 claims
- 3671US7560897B2Current controller and current offset correctionYASKAWA DENKI SEISAKUSHO KK·Filed 2006·Granted Jul 14, 2009·10 cites·9 claims
- 3771US4973354APyrimidine derivatives and herbicide containing the sameNISSAN CHEMICAL IND LTD·Filed 1989·Granted Nov 27, 1990·13 cites·2 claims
- 3871US2024392064A1Polyester resin emujulsion, resin particle, and tonerNAKAYAMA SHINYA·Filed 2024·Application pending·0 cites
- 3970US9804516B2Toner, developer, image forming apparatus, and process cartridgeMAKABE KEIJI·Filed 2016·Granted Oct 31, 2017·1 cites·8 claims
- 4070US8728700B2Reactor, toner production method, and tonerWATANABE JUNICHI·Filed 2012·Granted May 20, 2014·1 cites·9 claims
- 4170US6597288B2Fire alarm systemMATSUSHITA ELECTRIC WORKS LTD·Filed 2001·Granted Jul 22, 2003·21 cites·10 claims
- 4270US2025085647A1Polyester resin emulsion, resin particle, toner, and method of manufacturing tonerYUKIKAWA MASAHIRO·Filed 2024·Application pending·0 cites
- 4369US7948075B2Silicon nitride substrate, method of manufacturing the same, and silicon nitride circuit board and semiconductor module using the sameHITACHI METALS LTD·Filed 2009·Granted May 24, 2011·4 cites·8 claims
- 4469US4845174AProcess for preparing a vinyl chloride polymerSHINETSU CHEMICAL CO·Filed 1988·Granted Jul 4, 1989·18 cites·13 claims
- 4568US8912869B2Electromagnetic relayPANASONIC CORP·Filed 2013·Granted Dec 16, 2014·2 cites·11 claims
- 4668US8153448B2Manufacturing method of a semiconductor deviceTAKAMATSU TOMOHIRO·Filed 2009·Granted Apr 10, 2012·2 cites·10 claims
- 4767US6620812B2Sulfamoyl compounds and agricultural and horticultural fungicidesNISSAN CHEMICAL IND LTD·Filed 2001·Granted Sep 16, 2003·2 cites·3 claims
- 4867US6221271B1Piezoelectric sintered ceramics and piezoelectric ceramic elements constituted therebyHITACHI METALS LTD·Filed 1999·Granted Apr 24, 2001·22 cites·16 claims
- 4967US5140082AVinylidene fluoride trifluoromethylethylene copolymerSHINETSU CHEMICAL CO·Filed 1991·Granted Aug 18, 1992·16 cites·7 claims
- 5067US2023279222A1Resin particles, method of producing resin particles, toner, toner storage unit, and image forming apparatusNAGATOMO TSUNEYASU·Filed 2023·Application pending·0 cites
Showing the top 50 of 129 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →