Inventor · disambiguated record
Takahisa Koike
Also filed as: KOIKE TAKAHISA
28 granted patents·2 pending applications·321 citations·filing 1982–2020
96Inventor score
Top patents by PatentIndex Score
30 records- 0194US4595948AMulticolor ink jet recording apparatus having means for preventing blurring of inkRICOH KK·Filed 1983·Granted Jun 17, 1986·84 cites·8 claims
- 0290US4604631AControl system and method for charge control ink jet printerRICOH KK·Filed 1984·Granted Aug 5, 1986·47 cites·11 claims
- 0389US8474816B2Sheet conveying device, image forming apparatus, sheet conveying motor control system, and storage mediumISHIZAKI YUUSUKE·Filed 2012·Granted Jul 2, 2013·8 cites·10 claims
- 0487US7911168B2Method and device for controlling motor, and image forming apparatusRICOH CO LTD·Filed 2008·Granted Mar 22, 2011·18 cites·15 claims
- 0585US7177552B2Image forming apparatus, imaging process unit, and method for recording information concerning imaging process unitRICOH KK·Filed 2004·Granted Feb 13, 2007·23 cites·14 claims
- 0684US8219003B2Drive control device of a rotation member, method for drive control of a rotation member, and image forming apparatus including the drive control deviceKUDO KOICHI·Filed 2008·Granted Jul 10, 2012·8 cites·5 claims
- 0784US4598299ADeflection control ink jet printing apparatusRICOH KK·Filed 1983·Granted Jul 1, 1986·32 cites·11 claims
- 0879US8000622B2Moving body controlling device, intermediate transferring device, and image forming apparatus having the sameRICOH CO LTD·Filed 2010·Granted Aug 16, 2011·3 cites·8 claims
- 0978US4622561AImage forming method for dot matrix printerRICOH KK·Filed 1985·Granted Nov 11, 1986·34 cites·4 claims
- 1077US4642653AMulti-tone recording method for ink jet printerRICOH KK·Filed 1986·Granted Feb 10, 1987·32 cites·3 claims
- 1174US7016617B2Information delivering system, information delivering method, and computer productRICOH KK·Filed 2001·Granted Mar 21, 2006·6 cites·16 claims
- 1273US8561985B2Conveying device, image forming apparatus, and programISHIZAKI YUUSUKE·Filed 2011·Granted Oct 22, 2013·3 cites·10 claims
- 1373US8326549B2Control device, image forming device, wear detecting method, program, and storage deviceISHIZAKI YUUSUKE·Filed 2009·Granted Dec 4, 2012·7 cites·13 claims
- 1472US8059998B2Image forming device adapted to control speed difference between first rotary member and second rotary memberKOIKE TAKAHISA·Filed 2008·Granted Nov 15, 2011·4 cites·16 claims
- 1571US8364064B2Intermediate transfer device, image forming apparatus and secondary transfer methodRICOH CO LTD·Filed 2009·Granted Jan 29, 2013·3 cites·12 claims
- 1671US7167656B2Information delivering system, information delivering method, and computer productRICOH KK·Filed 2006·Granted Jan 23, 2007·1 cites·6 claims
- 1769US8660473B2Intermediate transfer device, image forming apparatus and secondary transfer methodASHIKAWA MASAHIRO·Filed 2012·Granted Feb 25, 2014·1 cites·15 claims
- 1865US8989608B2Rotating mechanism driving apparatus, image forming apparatus, non-transitory readable medium in which computer program for executing method for driving the rotating mechanism is recorded, rotating mechanism driving system and image forming systemASANO YOSHIHIRO·Filed 2012·Granted Mar 24, 2015·1 cites·12 claims
- 1959US10298156B2Driving device, drive system, image forming apparatus, conveyance device, and driving methodKOIKE TAKAHISA·Filed 2018·Granted May 21, 2019·0 cites·11 claims
- 2058US9376287B2Sheet conveying device, image forming apparatus, sheet thickness detection systemASANO YOSHIHIRO·Filed 2012·Granted Jun 28, 2016·1 cites·13 claims
- 2157US9022386B2Medium conveying apparatus, image forming apparatus, medium conveying system, and medium conveying methodKASAMAI MASASHI·Filed 2014·Granted May 5, 2015·1 cites·16 claims
- 2252US11203201B2Image recording apparatus, image recording method, and recording mediumSHIORI JUN·Filed 2020·Granted Dec 21, 2021·0 cites·17 claims
- 2351US11171582B2Drive device for correcting angular deviation between shaftsKOIKE TAKAHISA·Filed 2019·Granted Nov 9, 2021·0 cites·10 claims
- 2447US10715062B2Driving apparatus, driving system, robot, image forming apparatus, and conveying apparatusKOIKE TAKAHISA·Filed 2019·Granted Jul 14, 2020·0 cites·9 claims
- 2545US2013228968A1Medium conveying apparatus, image forming apparatus, and medium conveying systemKASAMAI MASASHI·Filed 2013·Application pending·0 cites
- 2642US11006016B2Image forming apparatus, image forming method, and storage mediumTOKUMARU KO·Filed 2020·Granted May 11, 2021·0 cites·20 claims
- 2741US4555710ACharge-controlled ink-jet printing method and apparatusRICOH KK·Filed 1982·Granted Nov 26, 1985·4 cites·4 claims
- 2840US10680471B2Permanent magnet motor, position estimation apparatus and motor drive control apparatusHASHIMOTO TAKASHI·Filed 2015·Granted Jun 9, 2020·0 cites·14 claims
- 2939US2012203497A1Detecting device, image forming apparatus, computer program product, and detecting systemYAMANE JUN·Filed 2012·Application pending·0 cites
- 3036US8639174B2To-be-transferred object length measurement device and image forming apparatus and computer-readable storage mediumASHIKAWA MASAHIRO·Filed 2010·Granted Jan 28, 2014·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →