Assignee
KUMAGAI NAOHIRO
JP·10 granted patents·1 pending application·10 citations·filing 2006–2023
Technology mixG03G11
Top patents by PatentIndex Score
11 records- 0179US10955771B2Belt control device and image forming apparatus incorporating sameKUMAGAI NAOHIRO·Filed 2020·Granted Mar 23, 2021·1 cites·7 claims
- 0277US10152001B2Image forming apparatusKUMAGAI NAOHIRO·Filed 2017·Granted Dec 11, 2018·1 cites·18 claims
- 0374US8190041B2Image forming apparatusKUMAGAI NAOHIRO·Filed 2008·Granted May 29, 2012·4 cites·8 claims
- 0473US8452199B2Waste toner collector, image forming apparatus, and waste toner collection containerKUMAGAI NAOHIRO·Filed 2009·Granted May 28, 2013·4 cites·9 claims
- 0562US11175610B2Image forming apparatusKUMAGAI NAOHIRO·Filed 2021·Granted Nov 16, 2021·0 cites·9 claims
- 0656US11112734B2Belt device, belt regulator, roller unit, and image forming apparatusKUMAGAI NAOHIRO·Filed 2020·Granted Sep 7, 2021·0 cites·10 claims
- 0751US9423749B2Image forming apparatus with a fulcrum that pivotally supports an image bearer and detectorKUMAGAI NAOHIRO·Filed 2015·Granted Aug 23, 2016·0 cites·17 claims
- 0850US11789388B2Image forming apparatusKUMAGAI NAOHIRO·Filed 2022·Granted Oct 17, 2023·0 cites·20 claims
- 0950US8620199B2Cleaning blade, cleaning device, process cartridge, image forming apparatus, and holder memberKUMAGAI NAOHIRO·Filed 2011·Granted Dec 31, 2013·0 cites·9 claims
- 1047US12443131B2Image forming apparatus having transfer member with specific resistanceKUMAGAI NAOHIRO·Filed 2023·Granted Oct 14, 2025·0 cites·5 claims
- 1137US2008013998A1Powder transport unit having enhanced transportability and operability, process cartridge and image forming apparatus using the sameKUMAGAI NAOHIRO·Filed 2006·Application pending·0 cites
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