Inventor · disambiguated record
Takuhei Yokoyama
Also filed as: YOKOYAMA TAKUHEI
19 granted patents·1 pending application·66 citations·filing 2010–2023
93Inventor score
Top patents by PatentIndex Score
20 records- 0189US8774700B2Image processing apparatus, an image forming apparatus, an image processing method and a recording mediumSHIKAMA TAKESHI·Filed 2011·Granted Jul 8, 2014·9 cites·10 claims
- 0286US9268284B2Image forming device and control method for image forming deviceYOKOYAMA TAKUHEI·Filed 2013·Granted Feb 23, 2016·4 cites·16 claims
- 0386US8411124B2Optical writing device, image forming apparatus, and method and program product for controlling optical writing deviceKINOSHITA IZUMI·Filed 2011·Granted Apr 2, 2013·11 cites·9 claims
- 0485US8482588B2Optical writing device, image forming apparatus, and method and program product for controlling optical writing deviceMIYADERA TATSUYA·Filed 2011·Granted Jul 9, 2013·4 cites·14 claims
- 0584US12153838B2Image forming apparatus, system, and method for detecting malfunctionYOKOYAMA TAKUHEI·Filed 2023·Granted Nov 26, 2024·1 cites·19 claims
- 0683US8576267B2Optical writing device, image forming apparatus, optical writing method, and computer-readable recording mediumKAWANABE MOTOHIRO·Filed 2012·Granted Nov 5, 2013·4 cites·6 claims
- 0782US8294744B2Optical writing device, image forming apparatus, method of controlling optical writing device, and computer program productKINOSHITA IZUMI·Filed 2010·Granted Oct 23, 2012·7 cites·12 claims
- 0881US8879969B2Image forming apparatus including image forming calibrationSHIKAMA TAKESHI·Filed 2012·Granted Nov 4, 2014·3 cites·16 claims
- 0978US9013532B2Light source control apparatus and image forming apparatusKOMAI KUNIHIRO·Filed 2012·Granted Apr 21, 2015·2 cites·17 claims
- 1078US8654419B2Image forming apparatus and image density detecting methodMIYAZAKI SUSUMU·Filed 2012·Granted Feb 18, 2014·4 cites·9 claims
- 1176US10542184B2Photoelectric conversion device, defective pixel determining method, image forming apparatus, and recording mediumYOKOYAMA TAKUHEI·Filed 2018·Granted Jan 21, 2020·2 cites·17 claims
- 1276US9302497B2Optical writing device, image forming apparatus, and method of controlling optical writing deviceHAYASHI MASAYUKI·Filed 2012·Granted Apr 5, 2016·2 cites·8 claims
- 1375US8600283B2Method of compensating for errors caused by a print head using skew correctionKINOSHITA IZUMI·Filed 2012·Granted Dec 3, 2013·4 cites·11 claims
- 1475US8547409B2Light emission control device, light emission control method, and image forming apparatusYOKOYAMA TAKUHEI·Filed 2011·Granted Oct 1, 2013·2 cites·10 claims
- 1574US8885213B2Imaging forming apparatusYOKOYAMA TAKUHEI·Filed 2011·Granted Nov 11, 2014·2 cites·10 claims
- 1671US8659630B2Image processing apparatus, image processing method, and computer program product for image processingKOMAI KUNIHIRO·Filed 2011·Granted Feb 25, 2014·2 cites·11 claims
- 1766US8817320B2Line-head control device, image forming apparatus, and line-head control methodSHIRASAKI YOSHINORI·Filed 2011·Granted Aug 26, 2014·2 cites·9 claims
- 1860US9141893B2Image forming apparatus and method for controlling the sameYAMAGUCHI AKINORI·Filed 2013·Granted Sep 22, 2015·1 cites·13 claims
- 1946US11457121B2Reading device, image forming apparatus, and color mixture prevention methodYOKOYAMA TAKUHEI·Filed 2021·Granted Sep 27, 2022·0 cites·15 claims
- 2036US2012057889A1Image processing apparatus, image forming apparatus, and image processing methodYAMAGUCHI AKINORI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →