Inventor · disambiguated record
Kazutoshi Ishida
Also filed as: ISHIDA KAZUTOSHI
64 granted patents·7 pending applications·635 citations·filing 1986–2023
99Inventor score
Files withDAINIPPON PRINTING CO LTD28CANON KK22MITSUBOSHI BELTING LTD10KURASHIGE MAKIO7ISHIDA KAZUTOSHI2
Top patents by PatentIndex Score
71 records- 0198US8846287B2Electrophotographic member, process cartridge and electrophotographic apparatusCANON KK·Filed 2013·Granted Sep 30, 2014·36 cites·7 claims
- 0298US8837985B2Electrophotographic member and electrophotographic apparatusCANON KK·Filed 2013·Granted Sep 16, 2014·36 cites·10 claims
- 0397US9952532B2Developing apparatus, electrophotographic process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Apr 24, 2018·20 cites·9 claims
- 0497US7798948B2Electrophotographic developing member, process for its production, electrophotographic process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2009·Granted Sep 21, 2010·28 cites·10 claims
- 0596US9482986B2Member for electrophotography, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2016·Granted Nov 1, 2016·15 cites·7 claims
- 0695US10310447B2Electrophotographic member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2018·Granted Jun 4, 2019·14 cites·10 claims
- 0795US8727543B2Projection type image display apparatusKURASHIGE MAKIO·Filed 2010·Granted May 20, 2014·18 cites·31 claims
- 0895US8660472B2Developing roller, process cartridge, and electrophotographic apparatusKURACHI MASAHIRO·Filed 2012·Granted Feb 25, 2014·34 cites·12 claims
- 0994US10082741B2Member for electrophotography, developing apparatus, and electrophotographic apparatusCANON KK·Filed 2016·Granted Sep 25, 2018·7 cites·6 claims
- 1093US10976683B2Electrophotographic member, electrophotographic process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2019·Granted Apr 13, 2021·7 cites·14 claims
- 1193US10539891B1Electrophotographic member, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2019·Granted Jan 21, 2020·8 cites·11 claims
- 1293US9454014B2Illumination device, projection apparatus and projection-type image display apparatusKURASHIGE MAKIO·Filed 2011·Granted Sep 27, 2016·17 cites·12 claims
- 1392US9921518B2Developing roller, with conductive elastic layer having exposed protrusions, cartridge and apparatusCANON KK·Filed 2017·Granted Mar 20, 2018·18 cites·11 claims
- 1492US9869880B2Projection device and projection-type video display deviceDAINIPPON PRINTING CO LTD·Filed 2016·Granted Jan 16, 2018·7 cites·11 claims
- 1591US10705449B2Developing member, electrophotographic process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2019·Granted Jul 7, 2020·4 cites·8 claims
- 1691US10576874B2Timing control unit for controlling an illumination device with coherent light sourceDAINIPPON PRINTING CO LTD·Filed 2015·Granted Mar 3, 2020·5 cites·58 claims
- 1791US9348149B2Image display moduleDAINIPPON PRINTING CO LTD·Filed 2014·Granted May 24, 2016·9 cites·12 claims
- 1891US9017239B2Electrophotographic member, process cartridge and electrophotographic apparatusISHIDA KAZUTOSHI·Filed 2012·Granted Apr 28, 2015·16 cites·4 claims
- 1990US10051243B2Scanner device and device for measuring three-dimensional shape of objectDAINIPPON PRINTING CO LTD·Filed 2015·Granted Aug 14, 2018·4 cites·2 claims
- 2090US5853849ABelt for frictionally conveying articlesMITSUBOSHI BELTING LTD·Filed 1996·Granted Dec 29, 1998·51 cites·46 claims
- 2189US6361462B1V-ribbed power transmission beltMITSUBOSHI BELTING LTD·Filed 2000·Granted Mar 26, 2002·25 cites·23 claims
- 2288US10935903B2Developing roller, process cartridge and image forming apparatusCANON KK·Filed 2019·Granted Mar 2, 2021·3 cites·7 claims
- 2388US10642186B2Developing member having outer surface with independent electrically insulating domains, electrophotographic process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2019·Granted May 5, 2020·3 cites·18 claims
- 2488US10146183B2Illumination device, projection apparatus and projection-type image display apparatusDAINIPPON PRINTING CO LTD·Filed 2016·Granted Dec 4, 2018·3 cites·11 claims
- 2588US8950871B2Projection device and projection-type video display deviceKURASHIGE MAKIO·Filed 2011·Granted Feb 10, 2015·5 cites·19 claims
- 2687US11447065B2Timing control unit for controlling an illumination device with coherent light sourceDAINIPPON PRINTING CO LTD·Filed 2020·Granted Sep 20, 2022·2 cites·20 claims
- 2787US9213258B2Developing assembly, process cartridge, and image-forming apparatusCANON KK·Filed 2014·Granted Dec 15, 2015·4 cites·15 claims
- 2886US9851580B2Projection type image display apparatusDAINIPPON PRINTING CO LTD·Filed 2016·Granted Dec 26, 2017·3 cites·8 claims
- 2986US9116504B2Scanner device and device for measuring three-dimensional shape of objectKURASHIGE MAKIO·Filed 2010·Granted Aug 25, 2015·7 cites·24 claims
- 3085US10732538B2Developing member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2019·Granted Aug 4, 2020·2 cites·7 claims
- 3185US10523902B2Scanner device and device for measuring three-dimensional shape of objectDAINIPPON PRINTING CO LTD·Filed 2018·Granted Dec 31, 2019·2 cites·10 claims
- 3285US9310621B2Projection device and projection-type video display deviceKURASHIGE MAKIO·Filed 2011·Granted Apr 12, 2016·5 cites·16 claims
- 3384US6294600B1Rubber composition and power transmission belt incorporating the rubber compositionMITSUBOSHI BELTING LTD·Filed 1999·Granted Sep 25, 2001·32 cites·25 claims
- 3483US9256156B2Developing assembly, process cartridge, and image-forming apparatusCANON KK·Filed 2014·Granted Feb 9, 2016·3 cites·17 claims
- 3582US10948878B2Illumination device, projection apparatus and projection-type image display apparatusDAINIPPON PRINTING CO LTD·Filed 2018·Granted Mar 16, 2021·2 cites·11 claims
- 3682US10156732B2Projection type image display apparatusDAINIPPON PRINTING CO LTD·Filed 2017·Granted Dec 18, 2018·2 cites·4 claims
- 3780US9377759B2Illumination device, projection apparatus and projection-type image display apparatusKURASHIGE MAKIO·Filed 2011·Granted Jun 28, 2016·4 cites·16 claims
- 3880US9039188B2Illumination device, projection device, and projection-type image display deviceTAKANOKURA TOMOE·Filed 2011·Granted May 26, 2015·7 cites·12 claims
- 3979US10481409B2Projection device and projection-type video display deviceDAINIPPON PRINTING CO LTD·Filed 2017·Granted Nov 19, 2019·1 cites·7 claims
- 4079US9098010B2Development device, process cartridge, and image forming apparatusCANON KK·Filed 2013·Granted Aug 4, 2015·2 cites·24 claims
- 4178US5609243AToothed conveying beltMITSUBOSHI BELTING LTD·Filed 1995·Granted Mar 11, 1997·26 cites·28 claims
- 4277US10634986B2Screen, display apparatus, screen use method, particle, particle layer, particle sheet, and light control sheetDAINIPPON PRINTING CO LTD·Filed 2016·Granted Apr 28, 2020·2 cites·23 claims
- 4377US9176365B2Illumination device, projection device, and projection-type image display deviceKURASHIGE MAKIO·Filed 2011·Granted Nov 3, 2015·4 cites·19 claims
- 4477US7127200B2Developing roller, electrophotographic process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2004·Granted Oct 24, 2006·15 cites·13 claims
- 4574US10228573B2Projection device and projection-type video display deviceDAINIPPON PRINTING CO LTD·Filed 2016·Granted Mar 12, 2019·1 cites·17 claims
- 4674US9423627B2Projection device and projection-type video display deviceDAINIPPON PRINTING CO LTD·Filed 2015·Granted Aug 23, 2016·1 cites·3 claims
- 4773US10175497B2Illumination device and projectorDAINIPPON PRINTING CO LTD·Filed 2015·Granted Jan 8, 2019·2 cites·11 claims
- 4873US9217879B2Projection device and projection-type video display deviceDAINIPPON PRINTING CO LTD·Filed 2014·Granted Dec 22, 2015·1 cites·16 claims
- 4971US7099613B2Developing roller, electrophotographic process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2004·Granted Aug 29, 2006·11 cites·7 claims
- 5068US10809541B2Projection device and projection-type video display deviceDAINIPPON PRINTING CO LTD·Filed 2019·Granted Oct 20, 2020·0 cites·8 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →