Inventor · disambiguated record
Takashi Yoshioka
Also filed as: YOSHIOKA TAKASHI
83 granted patents·18 pending applications·1,499 citations·filing 1980–2024
99Inventor score
Files withYOSHIOKA TAKASHI21FUJITSU LTD19MITSUBISHI ELECTRIC CORP13SUMITOMO ELECTRIC INDUSTRIES9TOTO LTD9
Top patents by PatentIndex Score
101 records- 0198US5503912AUltra-thin film laminateSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Apr 2, 1996·173 cites·2 claims
- 0296US5700551ALayered film made of ultrafine particles and a hard composite material for tools possessing the filmSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Dec 23, 1997·162 cites·31 claims
- 0396US5173130AProcess for surface treatment of copper and copper alloySHIKOKU CHEM·Filed 1990·Granted Dec 22, 1992·82 cites·15 claims
- 0494US8832202B2E-mail information management apparatus, and E-mail information management methodYOSHIOKA TAKASHI·Filed 2008·Granted Sep 9, 2014·42 cites·17 claims
- 0594US5882777ASuper hard composite material for toolsSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Mar 16, 1999·104 cites·19 claims
- 0694US5502845ASiphon-jet flush water supply system for toilet stoolTOTO LTD·Filed 1993·Granted Apr 2, 1996·93 cites·19 claims
- 0794US4387487AHigh draft apparatus in spinning machineMURATA MACHINERY LTD·Filed 1980·Granted Jun 14, 1983·26 cites·9 claims
- 0891US5853873AHard composite material for toolsSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Dec 29, 1998·75 cites·22 claims
- 0990US6658403B1Apparatus and method for managing electronic original dataFUJITSU LTD·Filed 2000·Granted Dec 2, 2003·75 cites·18 claims
- 1089US7900050B2Digital document management system, digital document management method, and digital document management programFUJITSU LTD·Filed 2006·Granted Mar 1, 2011·16 cites·19 claims
- 1189US6817724B2Triangular pyramidal cube corner retroreflection elementNIPPON CARBIDE KOGYO KK·Filed 2001·Granted Nov 16, 2004·45 cites·11 claims
- 1288US10724992B2Wire rope flaw detector and adjustment method thereforMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jul 28, 2020·5 cites·15 claims
- 1388US9075023B2Wire rope flaw detectorYOSHIOKA TAKASHI·Filed 2011·Granted Jul 7, 2015·11 cites·9 claims
- 1488US6995972B2Solid electrolytic capacitor and method for manufacturing the sameSANYO ELECTRIC CO·Filed 2005·Granted Feb 7, 2006·26 cites·6 claims
- 1588US4801247AVariable displacement piston pumpYUKEN KOGYO CO LTD·Filed 1986·Granted Jan 31, 1989·67 cites·26 claims
- 1687US11117785B2Wire rope flaw detectorMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Sep 14, 2021·4 cites·20 claims
- 1787US10514362B2Wire rope flaw detection deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Dec 24, 2019·6 cites·9 claims
- 1885US10539533B2Wire rope flaw detection device and adjustment jigMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jan 21, 2020·4 cites·14 claims
- 1984US10571429B2Wire rope flaw detection deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Feb 25, 2020·4 cites·17 claims
- 2084US7966644B2Method, apparatus, and computer program for managing access to documentsFUJITSU LTD·Filed 2006·Granted Jun 21, 2011·14 cites·10 claims
- 2184US5561641AUnderwater detection system for determining carrier frequencies of signals arriving from a wide areaFURUNO ELECTRIC CO·Filed 1993·Granted Oct 1, 1996·94 cites·51 claims
- 2282US11421409B2Flush water tank apparatus and flush toilet apparatus provided with the sameTOTO LTD·Filed 2021·Granted Aug 23, 2022·1 cites·26 claims
- 2382US8501048B2Metal-graphite composite material having high thermal conductivity and production method thereforUENO TOSHIYUKI·Filed 2008·Granted Aug 6, 2013·11 cites·19 claims
- 2482US8164329B2Wire rope flaw detectorYOSHIOKA TAKASHI·Filed 2007·Granted Apr 24, 2012·9 cites·8 claims
- 2581US8390281B2Wire rope flaw detector for increasing accuracy independent of speed while conserving detector sizeYOSHIOKA TAKASHI·Filed 2008·Granted Mar 5, 2013·9 cites·12 claims
- 2680US8091015B2Digital document management system, digital document management method, and digital document management programYOSHIOKA TAKASHI·Filed 2006·Granted Jan 3, 2012·10 cites·18 claims
- 2779US9021622B2Flush toilet deviceTOTO LTD·Filed 2013·Granted May 5, 2015·5 cites·3 claims
- 2879US8037312B2Method and apparatus for digital signature authentication, and computer productFUJITSU LTD·Filed 2007·Granted Oct 11, 2011·8 cites·8 claims
- 2979US7966300B2Application processing method, and intermediation server deviceFUJITSU LTD·Filed 2008·Granted Jun 21, 2011·6 cites·6 claims
- 3077US8971691B2Signature device and signature methodYOSHIOKA TAKASHI·Filed 2012·Granted Mar 3, 2015·2 cites·4 claims
- 3177US8667302B2Signature generating device and method, signature verifying device and method, and computer productYOSHIOKA TAKASHI·Filed 2010·Granted Mar 4, 2014·6 cites·18 claims
- 3277US8250894B2Releasing mechanism and leveling apparatusYOSHIOKA TAKASHI·Filed 2007·Granted Aug 28, 2012·4 cites·10 claims
- 3377US7466055B2Permanent-magnet synchronous motorMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Dec 16, 2008·15 cites·6 claims
- 3477US6911486B2Fluorescent retroreflective sheetNIPPON CARBIDE KOGYO KK·Filed 2001·Granted Jun 28, 2005·10 cites·12 claims
- 3577US5904787AOil-tempered wire and method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted May 18, 1999·21 cites·10 claims
- 3677US5498301AAgent for treating surfaces of copper and copper alloysSHIKOKU CHEM·Filed 1994·Granted Mar 12, 1996·38 cites·9 claims
- 3777US2025085209A1Flow cytometer and particle detection methodSYSMEX CORP·Filed 2024·Application pending·0 cites
- 3876US8032921B2Computer-readable recording medium storing access rights management program, access rights management apparatus, and access rights management methodFUJITSU LTD·Filed 2006·Granted Oct 4, 2011·7 cites·11 claims
- 3976US7982458B2Wire-rope flaw detectorMITSUBISHI ELECTRIC CORP·Filed 2009·Granted Jul 19, 2011·4 cites·6 claims
- 4076US7768443B2Vessel monitoring systemFURUNO ELECTRIC CO·Filed 2005·Granted Aug 3, 2010·13 cites·12 claims
- 4175US10578582B2Wire rope flaw detectorMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Mar 3, 2020·2 cites·5 claims
- 4275US8536861B2Wire rope flaw detectorFURUSAWA KIMIYASU·Filed 2007·Granted Sep 17, 2013·8 cites·4 claims
- 4375US8028169B2Electronic document management program, electronic document management system and electronic document management methodFUJITSU LTD·Filed 2006·Granted Sep 27, 2011·6 cites·15 claims
- 4472US8931098B2Detecting method and deviceFUJITSU LTD·Filed 2013·Granted Jan 6, 2015·3 cites·15 claims
- 4572US8656173B2Electronic image data verification program, electronic image data verification system, and electronic image data verification methodYOSHIOKA TAKASHI·Filed 2006·Granted Feb 18, 2014·5 cites·9 claims
- 4672US7779780B2Layer forming apparatus for electrophotographic photoreceptorSHARP KK·Filed 2007·Granted Aug 24, 2010·2 cites·8 claims
- 4771US5508118ARotary anode for x-ray tubeTOKYO TUNGSTEN KK·Filed 1993·Granted Apr 16, 1996·29 cites·4 claims
- 4870US9253530B2Stream data management program, method and systemYOSHIOKA TAKASHI·Filed 2010·Granted Feb 2, 2016·2 cites·20 claims
- 4970US8938095B2Verification method, verification device, and computer productFUJITSU LTD·Filed 2012·Granted Jan 20, 2015·2 cites·5 claims
- 5070US8476898B2Rope tester detection plateNISHIYORI KOICHIRO·Filed 2007·Granted Jul 2, 2013·5 cites·10 claims
Showing the top 50 of 101 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →