Inventor · disambiguated record
Yoshimasa Fujita
Also filed as: FUJITA YOSHIMASA
59 granted patents·23 pending applications·969 citations·filing 1994–2025
98Inventor score
Top patents by PatentIndex Score
82 records- 0196US10245474B2Golf club head or other ball striking device having impact-influencing body featuresNIKE INC·Filed 2015·Granted Apr 2, 2019·25 cites·6 claims
- 0296US5489496AElectrophotographic photoconductor and a method for forming the sameSHARP KK·Filed 1994·Granted Feb 6, 1996·85 cites·9 claims
- 0395US9192831B2Golf club and golf club head structuresSTITES JOHN T·Filed 2012·Granted Nov 24, 2015·32 cites·17 claims
- 0494US6582504B1Coating liquid for forming organic EL elementSHARP KK·Filed 2000·Granted Jun 24, 2003·108 cites·10 claims
- 0594US6538390B2Organic LED display device of active matrix drive type and fabrication method thereforSHARP KK·Filed 2001·Granted Mar 25, 2003·148 cites·9 claims
- 0693US10646754B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2019·Granted May 12, 2020·13 cites·20 claims
- 0793US9289661B2Golf club and golf club head structuresNIKE INC·Filed 2014·Granted Mar 22, 2016·19 cites·37 claims
- 0893US9099409B2Organic electroluminescent display device, electronic apparatus including the same, and method for producing organic electroluminescent display deviceSHARP KK·Filed 2012·Granted Aug 4, 2015·12 cites·14 claims
- 0990US10780330B2Golf club and golf club head structuresKARSTEN MFG CORP·Filed 2019·Granted Sep 22, 2020·7 cites·20 claims
- 1090US8471464B2Integrated illumination apparatus and method of manufacturing sameYAMADA MAKOTO·Filed 2011·Granted Jun 25, 2013·16 cites·39 claims
- 1189US8674370B2Light emitting panel device wherein a plurality of panels respectively having light emitting sections are connected, and image display device and illuminating device provided with the light emitting panel deviceFUJITA YOSHIMASA·Filed 2010·Granted Mar 18, 2014·10 cites·18 claims
- 1289US2025353807A1Organic light emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2025·Application pending·0 cites
- 1388US11154756B2Golf club and golf club head structuresKARSTEN MFG CORP·Filed 2020·Granted Oct 26, 2021·2 cites·16 claims
- 1488US10130854B2Golf club and golf club head structuresKARSTEN MFG CORP·Filed 2016·Granted Nov 20, 2018·7 cites·24 claims
- 1587US9914026B2Golf club head or other ball striking device having impact-influencing body featuresNIKE INC·Filed 2015·Granted Mar 13, 2018·12 cites·20 claims
- 1687US9024936B2Image display device, panel and panel manufacturing methodOGATA HIDENORI·Filed 2010·Granted May 5, 2015·9 cites·18 claims
- 1787US6566807B1Organic electroluminescent element and production method thereofSHARP KK·Filed 1999·Granted May 20, 2003·252 cites·13 claims
- 1885US11819744B2Golf club and golf club head structuresKARSTEN MFG CORP·Filed 2021·Granted Nov 21, 2023·1 cites·14 claims
- 1984US12410120B2Organic light emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2023·Granted Sep 9, 2025·0 cites·20 claims
- 2084US10751584B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2019·Granted Aug 25, 2020·5 cites·18 claims
- 2184US9091415B2Light-emitting device, and display apparatus, which can efficiently emit, to outside, fluorescence generated in fluorescent layer and can realize high-luminance light emission and in which generation of blurriness and fuzziness of display is suppressedBESSHO HISANORI·Filed 2012·Granted Jul 28, 2015·12 cites·20 claims
- 2284US6437123B1Triazine compounds and their useSHARP KK·Filed 1999·Granted Aug 20, 2002·37 cites·4 claims
- 2383US8796914B2Organic electroluminescence element, organic electroluminescence display, and organic electroluminescence display apparatusFUJITA YOSHIMASA·Filed 2011·Granted Aug 5, 2014·6 cites·20 claims
- 2482US11424417B2Organic electroluminescence device and compound for organic electroluminescence deviceSAMSUNG DISPLAY CO LTD·Filed 2019·Granted Aug 23, 2022·2 cites·20 claims
- 2582US10799772B2Golf club head or other ball striking device having impact-influencing body featuresNIKE INC·Filed 2015·Granted Oct 13, 2020·5 cites·12 claims
- 2681US6758538B2Luminescent display device of active matrix drive type and fabrication method thereforSHARP KK·Filed 2001·Granted Jul 6, 2004·39 cites·23 claims
- 2779US10357694B2Golf club head or other ball striking device having impact-influencing body featuresNIKE INC·Filed 2015·Granted Jul 23, 2019·6 cites·13 claims
- 2879US2024082668A1Golf club and golf club head structuresKARSTEN MFG CORP·Filed 2023·Application pending·0 cites
- 2978US12318668B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2023·Granted Jun 3, 2025·0 cites·19 claims
- 3077US7906901B2Organic electroluminescent device and organic electroluminescent display deviceSHARP KK·Filed 2006·Granted Mar 15, 2011·6 cites·4 claims
- 3177US6525465B1EL device with insulating layer of a bromide or iodideSHARP KK·Filed 2000·Granted Feb 25, 2003·24 cites·8 claims
- 3276US11925111B2Organic light emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2021·Granted Mar 5, 2024·0 cites·19 claims
- 3376US10716973B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2018·Granted Jul 21, 2020·2 cites·19 claims
- 3475US2024123295A1Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2023·Application pending·0 cites
- 3574US12502584B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2023·Granted Dec 23, 2025·0 cites·20 claims
- 3674US9401493B2Organic electroluminescent element, method for manufacturing same, and organic electroluminescent display deviceYAMADA MAKOTO·Filed 2010·Granted Jul 26, 2016·3 cites·11 claims
- 3774US5492786AElectrophotographic photoreceptorSHARP KK·Filed 1994·Granted Feb 20, 1996·20 cites·12 claims
- 3873US6720029B2Coating liquid for forming organic layer in organic LED display and method of manufacturing organic LED displaySHARP KK·Filed 2002·Granted Apr 13, 2004·18 cites·9 claims
- 3972US11145819B2Organic light emitting deviceSAMSUNG DISPLAY CO LTD·Filed 2020·Granted Oct 12, 2021·0 cites·18 claims
- 4071US11872453B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2022·Granted Jan 16, 2024·0 cites·20 claims
- 4171US9512976B2Light-emitting device, display device and illumination deviceSHARP KK·Filed 2013·Granted Dec 6, 2016·3 cites·18 claims
- 4271US8908125B2Fluorescent substrate and method for producing the same, and display deviceFUJITA YOSHIMASA·Filed 2011·Granted Dec 9, 2014·2 cites·16 claims
- 4370US11826617B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2021·Granted Nov 28, 2023·0 cites·7 claims
- 4469US11738243B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2021·Granted Aug 29, 2023·0 cites·20 claims
- 4569US9082730B2Organic EL display unit and organic EL display deviceOGATA HIDENORI·Filed 2011·Granted Jul 14, 2015·2 cites·14 claims
- 4669US8525163B2Organic EL device, method for fabricating organic EL device, and organic EL illumination systemFUJITA YOSHIMASA·Filed 2010·Granted Sep 3, 2013·2 cites·14 claims
- 4768US8853664B2Organic element and organic device including the sameOGATA HIDENORI·Filed 2010·Granted Oct 7, 2014·2 cites·16 claims
- 4868US8547013B2Organic EL display device with a color converting layerOKAMOTO KEN·Filed 2010·Granted Oct 1, 2013·2 cites·10 claims
- 4965US11439875B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2020·Granted Sep 13, 2022·0 cites·20 claims
- 5065US11148017B2Golf club head or other ball striking device having impact-influencing body featuresKARSTEN MFG CORP·Filed 2020·Granted Oct 19, 2021·0 cites·16 claims
Showing the top 50 of 82 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →