Inventor · disambiguated record
Shoichi Yoshikawa
Also filed as: YOSHIKAWA SHOICHI
38 granted patents·6 pending applications·236 citations·filing 1989–2019
96Inventor score
Files withKONICA MINOLTA INC17OOMOTO NOBORU5MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4FUJIWARA TAKASHI3IKEGAWA TAIZO2
Top patents by PatentIndex Score
44 records- 0196US6787954B2Spindle motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Sep 7, 2004·47 cites·44 claims
- 0296US6364532B1Hydrodynamic bearing and motor having the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 2, 2002·56 cites·26 claims
- 0392US8554104B2Image forming apparatus having a fixing device including an exhaust fanSHIMOYAMA ATSUHIKO·Filed 2011·Granted Oct 8, 2013·13 cites·17 claims
- 0491US6717310B2Spindle motor and method for assembling the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 6, 2004·40 cites·20 claims
- 0590US9340384B2Sheet feeder and image forming apparatusKONICA MINOLTA INC·Filed 2015·Granted May 17, 2016·5 cites·9 claims
- 0689US7835659B2Image forming apparatus capable of reducing noise energy radiated outside the apparatus, method of designing frame, and computer readable mediumKONICA MINOLTA BUSINESS TECH·Filed 2007·Granted Nov 16, 2010·10 cites·4 claims
- 0788US4977067AMethod of and apparatus for supplying replenishers to automatic processorDAINIPPON SCREEN MFG·Filed 1989·Granted Dec 11, 1990·24 cites·8 claims
- 0884US9977400B2Exhaust air cleaning apparatus and image forming apparatusKONICA MINOLTA INC·Filed 2014·Granted May 22, 2018·6 cites·20 claims
- 0984US8805259B2Fixing device and image forming apparatusFUJIWARA TAKASHI·Filed 2012·Granted Aug 12, 2014·4 cites·6 claims
- 1082US9523944B2Belt tension adjustment mechanism and image forming apparatusKONICA MINOLTA INC·Filed 2015·Granted Dec 20, 2016·2 cites·6 claims
- 1182US9261858B2Image forming apparatusKONICA MINOLTA INC·Filed 2015·Granted Feb 16, 2016·2 cites·20 claims
- 1276US8805243B2Image forming apparatusFUJIWARA TAKASHI·Filed 2011·Granted Aug 12, 2014·2 cites·12 claims
- 1374US10222722B2Toner storing container, image forming apparatus, and method for manufacturing toner storing containerKONICA MINOLTA INC·Filed 2017·Granted Mar 5, 2019·1 cites·18 claims
- 1473US9037059B2Fixing device and image forming apparatusOOMOTO NOBORU·Filed 2012·Granted May 19, 2015·2 cites·6 claims
- 1570US9764911B2Sheet member supply device and image forming apparatusKONICA MINOLTA INC·Filed 2016·Granted Sep 19, 2017·1 cites·11 claims
- 1670US8339733B2Method for manufacturing base member, method for manufacturing motor, method for manufacturing information apparatus, and base member, motor, and information apparatusIKEGAWA TAIZO·Filed 2012·Granted Dec 25, 2012·4 cites·16 claims
- 1765US8652019B2Fixing member and method for manufacturing sameOOMOTO NOBORU·Filed 2011·Granted Feb 18, 2014·1 cites·12 claims
- 1865US7750519B2Hydrodynamic bearing device, motor and information recording and reproducing apparatus in which same is used, and method for manufacturing shaft used in hydrodynamic bearing devicePANASONIC CORP·Filed 2008·Granted Jul 6, 2010·3 cites·20 claims
- 1964US8554103B2Image forming apparatusOOMOTO NOBORU·Filed 2010·Granted Oct 8, 2013·1 cites·16 claims
- 2062US7907867B2Creep resistant cleaning device and image forming device having the sameKONICA MINOLTA BUSINESS TECH·Filed 2006·Granted Mar 15, 2011·2 cites·24 claims
- 2157US10146158B2Image forming apparatus and fixing device with lubricant retaining space having a variable volumeKONICA MINOLTA INC·Filed 2017·Granted Dec 4, 2018·0 cites·21 claims
- 2255US11053091B2Sheet position detection apparatus, sheet conveyance apparatus, and image formation apparatusKONICA MINOLTA INC·Filed 2019·Granted Jul 6, 2021·0 cites·16 claims
- 2352US9335707B2Image forming apparatus for cancelling non-uniform rotation of a rotating memberKONICA MINOLTA INC·Filed 2013·Granted May 10, 2016·0 cites·7 claims
- 2452US8391767B2Fusing apparatus used to fuse toner image and image forming apparatusITO TAKAYUKI·Filed 2011·Granted Mar 5, 2013·0 cites·12 claims
- 2549US9335736B2Image forming apparatusKONICA MINOLTA INC·Filed 2015·Granted May 10, 2016·0 cites·6 claims
- 2648US10073393B2Fixing device and image forming apparatusKONICA MINOLTA INC·Filed 2017·Granted Sep 11, 2018·0 cites·18 claims
- 2748US9213310B2Exhaust purification apparatusKONICA MINOLTA INC·Filed 2014·Granted Dec 15, 2015·0 cites·11 claims
- 2847US9002238B2Rotary damper and image forming apparatusMIYAGAWA NAOKI·Filed 2013·Granted Apr 7, 2015·0 cites·9 claims
- 2947US8882601B2Damper device and image forming apparatusOOMOTO NOBORU·Filed 2012·Granted Nov 11, 2014·0 cites·8 claims
- 3046US8103200B2Image forming apparatusITO TAKAYUKI·Filed 2009·Granted Jan 24, 2012·0 cites·9 claims
- 3145US9116123B2Gloss measuring device and image forming device including sameYANO SO·Filed 2013·Granted Aug 25, 2015·0 cites·8 claims
- 3244US10175622B2Fuser with pressure pad and image forming device having the sameKONICA MINOLTA INC·Filed 2017·Granted Jan 8, 2019·0 cites·16 claims
- 3344US9798289B2Image forming apparatusKONICA MINOLTA INC·Filed 2015·Granted Oct 24, 2017·0 cites·4 claims
- 3444US8787793B2Image carrier driver and image forming apparatus with damper configured to attenuate oscillation associated with power transmissionTOSO YOSHIYUKI·Filed 2012·Granted Jul 22, 2014·0 cites·16 claims
- 3542US8626029B2Image forming apparatus with power transmission system configured to attenuate oscillationFUJIWARA TAKASHI·Filed 2011·Granted Jan 7, 2014·0 cites·9 claims
- 3642US2014140525A1Sound output deviceKONICA MINOLTA INC·Filed 2013·Application pending·0 cites
- 3742US2019344592A1Image forming apparatusKONICA MINOLTA INC·Filed 2019·Application pending·0 cites
- 3842US2009222125A1Method for manufacturing base member, method for manufacturing motor, method for manufacturing information apparatus, and base member, motor, and information apparatusIKEGAWA TAIZO·Filed 2008·Application pending·0 cites
- 3941US9037034B2Image forming apparatus having exhaust treatment systemIKEDA TOMOFUMI·Filed 2013·Granted May 19, 2015·0 cites·5 claims
- 4040US6188152B1Motor and hard disk drive having a reduced vibration motorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 13, 2001·10 cites·5 claims
- 4139US2013149008A1Image forming apparatusOOMOTO NOBORU·Filed 2012·Application pending·0 cites
- 4238US8115796B2Beltless tandem-type image forming apparatusKATOGI SYUICHI·Filed 2009·Granted Feb 14, 2012·0 cites·6 claims
- 4338US2018253045A1Image forming apparatusKONICA MINOLTA INC·Filed 2018·Application pending·0 cites
- 4437US2011293343A1Fusing apparatus used to fuse toner image and image forming apparatusSATOU MASAYUKI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →