Inventor · disambiguated record
Yoshio Yamaguchi
Also filed as: YAMAGUCHI YOSHIO
42 granted patents·2 pending applications·739 citations·filing 1982–2014
98Inventor score
Files withMITSUBOSHI BELTING LTD15FUJITSU LTD9SEIKO EPSON CORP7JANOME SEWING MACHINE CO LTD5UBUKATA IND CO LTD2
Top patents by PatentIndex Score
44 records- 0192US4765930APressure-responsive variable electrical resistive rubber materialMITSUBOSHI BELTING LTD·Filed 1986·Granted Aug 23, 1988·59 cites·9 claims
- 0290US4941961AFlexible elastomer electrodeMITSUBOSHI BELTING LTD·Filed 1989·Granted Jul 17, 1990·48 cites·32 claims
- 0389US4833305AThermally self-regulating elastomeric composition and heating element utilizing such compositionMITSUBOSHI BELTING LTD·Filed 1987·Granted May 23, 1989·63 cites·24 claims
- 0487US6573960B2Liquid crystal device having opening in reflection film outside pixel area for evaluating color filter and light shield, its method, and apparatusSEIKO EPSON CORP·Filed 2001·Granted Jun 3, 2003·32 cites·21 claims
- 0583US5371122APolymer composite, method and polymer compositionMITSUBOSHI BELTING LTD·Filed 1993·Granted Dec 6, 1994·28 cites·22 claims
- 0681US6704075B2Color filter substrate, method of fabricating color filter substrate, liquid crystal device, method of fabricating liquid crystal device, and electronic apparatusSEIKO EPSON CORP·Filed 2001·Granted Mar 9, 2004·22 cites·18 claims
- 0781US6119553ARotation transmitting deviceHARMONIC DRIVE SYSTEMS·Filed 1998·Granted Sep 19, 2000·36 cites·9 claims
- 0881US4501588AInstant thread dyeing method for sewing machineJANOME SEWING MACHINE CO LTD·Filed 1982·Granted Feb 26, 1985·20 cites·6 claims
- 0980US4730932ATransmissivity inspection apparatusTOSHIBA KK·Filed 1987·Granted Mar 15, 1988·40 cites·11 claims
- 1079US5418056APolymer composite with dispersed fine grains and a method for manufacturing the sameMITSUBOSHI BELTING LTD·Filed 1990·Granted May 23, 1995·23 cites·19 claims
- 1178US6128463AImage forming deviceFUJITSU LTD·Filed 1997·Granted Oct 3, 2000·27 cites·21 claims
- 1278US5852757AElectrophotographic image forming apparatus having a device for recovering residual tonerFUJITSU LTD·Filed 1996·Granted Dec 22, 1998·32 cites·18 claims
- 1376US6614498B1Liquid-crystal display device and electronic equipmentSEIKO EPSON CORP·Filed 1999·Granted Sep 2, 2003·51 cites·8 claims
- 1475US6888605B2Electro-optical device and electronic apparatusSEIKO EPSON CORP·Filed 2001·Granted May 3, 2005·16 cites·5 claims
- 1575US4538535ASewing machine with upper thread dyeing mechanismJANOME SEWING MACHINE CO LTD·Filed 1982·Granted Sep 3, 1985·16 cites·4 claims
- 1664US7382386B2Image forming apparatusFUJI XEROX CO LTD·Filed 2005·Granted Jun 3, 2008·2 cites·24 claims
- 1762US5678143AImage forming apparatus for collecting residual toner from a drum using an AC voltageFUJITSU LTD·Filed 1994·Granted Oct 14, 1997·12 cites·19 claims
- 1861US6301450B1Electrophotography apparatusFUJITSU LTD·Filed 2000·Granted Oct 9, 2001·8 cites·14 claims
- 1960US6919948B2Liquid crystal panel, manufacturing method therefor, and electronic equipmentSEIKO EPSON CORP·Filed 2002·Granted Jul 19, 2005·8 cites·19 claims
- 2057US5528344AImage forming deviceFUJITSU LTD·Filed 1995·Granted Jun 18, 1996·13 cites·29 claims
- 2157US4604081AToothed beltMITSUBOSHI BELTING LTD·Filed 1984·Granted Aug 5, 1986·13 cites·17 claims
- 2256US6946679B2Liquid crystal display device, manufacturing method therefor, and electronic apparatusSEIKO EPSON CORP·Filed 2001·Granted Sep 20, 2005·5 cites·16 claims
- 2356US4518375AToothed beltMITSUBOSHI BELTING LTD·Filed 1983·Granted May 21, 1985·12 cites·24 claims
- 2455US6174213B1Fluorescent lamp and method of manufacturing sameSYMETRIX CORP·Filed 1999·Granted Jan 16, 2001·16 cites·92 claims
- 2555US5512980AMethod of and apparatus for detecting toner emptyFUJITSU LTD·Filed 1994·Granted Apr 30, 1996·10 cites·29 claims
- 2655US4501590AInstant thread dyeing method for sewing machinesJANOME SEWING MACHINE CO LTD·Filed 1983·Granted Feb 26, 1985·7 cites·6 claims
- 2753US5679466AUltrafine particle dispersed glassy material and methodMITSUBOSHI BELTING LTD·Filed 1996·Granted Oct 21, 1997·14 cites·12 claims
- 2851US5976628ACopper conductor paste and production method of copper conductor filmMITSUBOSHI BELTING LTD·Filed 1998·Granted Nov 2, 1999·18 cites·4 claims
- 2951US4627755APlaten of a printerJANOME SEWING MACHINE CO LTD·Filed 1984·Granted Dec 9, 1986·7 cites·4 claims
- 3050US5597614AUltrafine particle dispersed glassy material and methodMITSUBOSHI BELTING LTD·Filed 1995·Granted Jan 28, 1997·13 cites·7 claims
- 3148US5848343AElectrophotographic image-forming apparatus with uniform toner usage controlFUJITSU LTD·Filed 1997·Granted Dec 8, 1998·10 cites·17 claims
- 3247US4648341AComputerized sewing machineJANOME SEWING MACHINE CO LTD·Filed 1985·Granted Mar 10, 1987·11 cites·8 claims
- 3347US2017352510A1Thermal response switchUBUKATA IND CO LTD·Filed 2014·Application pending·0 cites
- 3444US10056211B2Heat-reactive switchUBUKATA IND CO LTD·Filed 2014·Granted Aug 21, 2018·0 cites·6 claims
- 3543US5807508ACopper conductor paste and production method of copper conductor filmMITSUBOSHI BELTING LTD·Filed 1995·Granted Sep 15, 1998·12 cites·12 claims
- 3641US7839471B2Transflective liquid crystal device having a wire serpentinely bypassing a light-shielding layer in an interpixel regionEPSON IMAGING DEVICES CORP·Filed 2007·Granted Nov 23, 2010·0 cites·1 claims
- 3741US6171710B1Surface treating agent for plating and base material with the plating adhered theretoMITSUBOSHI BELTING LTD·Filed 1996·Granted Jan 9, 2001·9 cites·8 claims
- 3841US5778285AImage forming apparatus for collecting residual toner from a drum using an AC voltageFUJITSU LTD·Filed 1997·Granted Jul 7, 1998·5 cites·6 claims
- 3941US5731075AColorant for a transparent substrate and method of making the colorantMITSUBOSHI BELTING LTD·Filed 1994·Granted Mar 24, 1998·9 cites·18 claims
- 4041US2006061716A1Electro-optical device, method of manufacturing the same, and electronic apparatusYAMAGUCHI YOSHIO·Filed 2005·Application pending·0 cites
- 4136US5045138AMethod of forming power transmission belt tensile cordMITSUBOSHI BELTING LTD·Filed 1987·Granted Sep 3, 1991·5 cites·7 claims
- 4232US6618100B2Liquid crystal device, liquid crystal device manufacturing method and electronic apparatusSEIKO EPSON CORP·Filed 1998·Granted Sep 9, 2003·5 cites·16 claims
- 4332US4715176APower transmission tensile cord and belt manufactureMITSUBOSHI BELTING LTD·Filed 1986·Granted Dec 29, 1987·2 cites·15 claims
- 4428US5845184ADeveloping unit having improved toner density controlFUJITSU LTD·Filed 1994·Granted Dec 1, 1998·0 cites·23 claims
Join the waitlist — get patent alerts
Get an alert when Yoshio Yamaguchi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →