Inventor · disambiguated record
Jun Yoshikawa
Also filed as: YOSHIKAWA JUN
113 granted patents·24 pending applications·1,932 citations·filing 1982–2025
99Inventor score
Top patents by PatentIndex Score
137 records- 0198USD697038SBaffle plateMATSUMOTO NAOKI·Filed 2012·Granted Jan 7, 2014·440 cites·1 claims
- 0298USD694790SBaffle plate for manufacturing semiconductorMATSUMOTO NAOKI·Filed 2012·Granted Dec 3, 2013·450 cites·1 claims
- 0396US5815884ADust indication system for vacuum cleanerYASHIMA DENKI KK·Filed 1996·Granted Oct 6, 1998·195 cites·22 claims
- 0495US11476109B2Method of forming an electronic structure using reforming gas, system for performing the method, and structure formed using the methodASM IP HOLDING BV·Filed 2020·Granted Oct 18, 2022·4 cites·24 claims
- 0595US6055702AVacuum cleanerYASHIMA DENKI KK·Filed 1998·Granted May 2, 2000·154 cites·9 claims
- 0693US6798972B1Image reproducing apparatus and image reproducing methodSONY CORP·Filed 2000·Granted Sep 28, 2004·67 cites·7 claims
- 0791US11908684B2Method of forming an electronic structure using reforming gas, system for performing the method, and structure formed using the methodASM IP HOLDING BV·Filed 2022·Granted Feb 20, 2024·1 cites·20 claims
- 0890US10442736B2Mg-containing zinc oxide sintered body and method for producing sameNGK INSULATORS LTD·Filed 2017·Granted Oct 15, 2019·5 cites·20 claims
- 0988US5788763AManufacturing method of a silicon wafer having a controlled BMD concentrationTOSHIBA CERAMICS CO·Filed 1996·Granted Aug 4, 1998·111 cites·11 claims
- 1085US9312446B2Gallium nitride self-supported substrate, light-emitting device and manufacturing method thereforNGK INSULATORS LTD·Filed 2014·Granted Apr 12, 2016·1 cites·46 claims
- 1184US9522311B2Iron golf club head and iron golf clubMIZUNO KK·Filed 2014·Granted Dec 20, 2016·13 cites·6 claims
- 1284US7122490B2Aluminum nitride materials and members for use in the production of semiconductorsNGK INSULATORS LTD·Filed 2004·Granted Oct 17, 2006·23 cites·35 claims
- 1383US12272548B2Method of forming an electronic structure using reforming gas, system for performing the method, and structure formed using the methodASM IP HOLDING BV·Filed 2024·Granted Apr 8, 2025·0 cites·20 claims
- 1482US8988012B2Dielectric window for plasma processing apparatus, plasma processing apparatus and method for mounting dielectric window for plasma processing apparatusYOSHIKAWA WATARU·Filed 2011·Granted Mar 24, 2015·6 cites·15 claims
- 1581US10688354B2Method for manufacturing iron golf club head, iron golf club head, and iron golf clubMIZUNO KK·Filed 2018·Granted Jun 23, 2020·5 cites·5 claims
- 1681US9627568B2Photovoltaic elementNGK INSULATORS LTD·Filed 2015·Granted Apr 18, 2017·2 cites·16 claims
- 1780US9640720B2Surface light-emission element using zinc oxide substrateNGK INSULATORS LTD·Filed 2015·Granted May 2, 2017·3 cites·16 claims
- 1880US6694339B1File management device and method thereof, and audio visual data recording/reproducing device and method thereofSONY CORP·Filed 2000·Granted Feb 17, 2004·20 cites·24 claims
- 1980US5492229AVertical boat and a method for making the sameTOSHIBA CERAMICS CO·Filed 1993·Granted Feb 20, 1996·82 cites·18 claims
- 2078US12018401B2Gallium oxide single crystal particle and method for producing the sameNGK INSULATORS LTD·Filed 2022·Granted Jun 25, 2024·0 cites·7 claims
- 2178US8628881B2Lithium secondary battery cathodeOKADA SHIGEKI·Filed 2011·Granted Jan 14, 2014·2 cites·8 claims
- 2278US7553787B2Aluminum nitride-based ceramic sintered body and member for semiconductor manufacturing deviceNGK INSULATORS LTD·Filed 2006·Granted Jun 30, 2009·5 cites·2 claims
- 2376US10717679B2Zinc oxide sintered body and method for producing sameNGK INSULATORS LTD·Filed 2017·Granted Jul 21, 2020·1 cites·18 claims
- 2476US8696814B2Film deposition apparatus and film deposition methodMORISAKI EISUKE·Filed 2007·Granted Apr 15, 2014·6 cites·12 claims
- 2576US6411770B1Data recording method and apparatusSONY CORP·Filed 1999·Granted Jun 25, 2002·52 cites·20 claims
- 2675US9824869B2Zinc oxide sputtering targetNGK INSULATORS LTD·Filed 2015·Granted Nov 21, 2017·1 cites·6 claims
- 2775US9048070B2Dielectric window for plasma treatment device, and plasma treatment deviceTOKYO ELECTRON LTD·Filed 2012·Granted Jun 2, 2015·3 cites·10 claims
- 2874US12163252B2Method for producing an α- or β-gallium oxide crystal by bring an aqueous solution including Ga ions into a supercritical stateNGK INSULATORS LTD·Filed 2022·Granted Dec 10, 2024·0 cites·6 claims
- 2973US6607836B2Material of low volume resistivity, an aluminum nitride sintered body and a member used for the production of semiconductorsNGK INSULATORS LTD·Filed 2001·Granted Aug 19, 2003·16 cites·75 claims
- 3072US9768352B2Polycrystalline gallium-nitride self-supporting substrate and light-emitting element using sameNGK INSULATORS LTD·Filed 2016·Granted Sep 19, 2017·0 cites·18 claims
- 3172US7490185B2Data processing system, access control method, and access control deviceSONY CORP·Filed 2005·Granted Feb 10, 2009·6 cites·18 claims
- 3270US9548418B2Gallium nitride self-supported substrate, light-emitting device and manufacturing method thereforNGK INSULATORS LTD·Filed 2016·Granted Jan 17, 2017·0 cites·25 claims
- 3370US9543473B2Polycrystalline gallium-nitride self-supporting substrate and light-emitting element using sameNGK INSULATORS LTD·Filed 2016·Granted Jan 10, 2017·0 cites·17 claims
- 3469US12163249B2Ground substrate and method for producing sameNGK INSULATORS LTD·Filed 2021·Granted Dec 10, 2024·0 cites·20 claims
- 3569US2025126865A1Sic substrate and sic composite substrateNGK INSULATORS LTD·Filed 2024·Application pending·0 cites
- 3668US12351941B2Ground substrate and method for producing sameNGK INSULATORS LTD·Filed 2021·Granted Jul 8, 2025·0 cites·14 claims
- 3768US8440270B2Film deposition apparatus and methodMORISAKI EISUKE·Filed 2007·Granted May 14, 2013·4 cites·19 claims
- 3868US6919286B2Aluminum nitride ceramics, members for use in a system for producing semiconductors, and corrosion resistant membersNGK INSULATORS INC·Filed 2002·Granted Jul 19, 2005·11 cites·19 claims
- 3967US5744401ASilicon wafer manufacturing method eliminating final mirror-polishing stepTOSHIBA CERAMICS CO·Filed 1996·Granted Apr 28, 1998·39 cites·7 claims
- 4066US12406845B2α-Ga2O3 semiconductor filmNGK INSULATORS LTD·Filed 2022·Granted Sep 2, 2025·0 cites·3 claims
- 4166US12125684B2Temperature controlled reaction chamberASM IP HOLDING BV·Filed 2022·Granted Oct 22, 2024·0 cites·19 claims
- 4266US9893234B2Composite substrate for light-emitting element and production method thereforNGK INSULATORS LTD·Filed 2016·Granted Feb 13, 2018·1 cites·39 claims
- 4365US11456157B2Plasma processing apparatusTOKYO ELECTRON LTD·Filed 2020·Granted Sep 27, 2022·0 cites·9 claims
- 4465US6374258B1Data recording and reproducing apparatus and method for recording and reproducing data from a non-linear recording mediumSONY CORP·Filed 1998·Granted Apr 16, 2002·18 cites·22 claims
- 4563US12424440B2Rare earth-containing SiC substrate and method for producing SiC epitaxial layerNGK INSULATORS LTD·Filed 2022·Granted Sep 23, 2025·0 cites·8 claims
- 4663US12125883B2Biaxially oriented SiC composite substrate and semiconductor device composite substrateNGK INSULATORS LTD·Filed 2022·Granted Oct 22, 2024·0 cites·11 claims
- 4763US10716314B2Yogurt product and method for manufacturing sameGODO SHUSEI KK·Filed 2016·Granted Jul 21, 2020·0 cites·13 claims
- 4863US10312057B2Plasma processing apparatusTOKYO ELECTRON LTD·Filed 2015·Granted Jun 4, 2019·1 cites·5 claims
- 4963US9659754B2Plasma processing apparatus and plasma processing methodTOKYO ELECTRON LTD·Filed 2013·Granted May 23, 2017·1 cites·11 claims
- 5063USD694791SBaffle plate for manufacturing semiconductorMATSUMOTO NAOKI·Filed 2012·Granted Dec 3, 2013·12 cites·1 claims
Showing the top 50 of 137 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →