Inventor · disambiguated record
Tadahisa Sugiyama
Also filed as: SUGIYAMA TADAHISA
10 granted patents·2 pending applications·19 citations·filing 2013–2025
83Inventor score
Files withCANON KK12
Top patents by PatentIndex Score
12 records- 0191US9896291B2Sheet conveying apparatus and image forming apparatusCANON KK·Filed 2015·Granted Feb 20, 2018·7 cites·22 claims
- 0284US11966187B2Feeding apparatus with control of ion irradiation unit that irradiates sheetCANON KK·Filed 2022·Granted Apr 23, 2024·1 cites·7 claims
- 0384US10948855B2Image forming apparatus capable of preventing a regulation member from being broken or slipping off when a jammed sheet is removed from a transfer portionCANON KK·Filed 2020·Granted Mar 16, 2021·2 cites·12 claims
- 0477US10025259B2Image forming apparatus having a damper unit which regulates movement of a door unitCANON KK·Filed 2015·Granted Jul 17, 2018·5 cites·21 claims
- 0575US10029869B2Sheet conveyance apparatus and image forming apparatusCANON KK·Filed 2016·Granted Jul 24, 2018·2 cites·26 claims
- 0671US2025278054A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 0762US10073406B2Damper device and image forming apparatusCANON KK·Filed 2015·Granted Sep 11, 2018·1 cites·24 claims
- 0856US9488211B2Fastened structureCANON KK·Filed 2013·Granted Nov 8, 2016·1 cites·7 claims
- 0953US9766586B2Image forming apparatusCANON KK·Filed 2015·Granted Sep 19, 2017·0 cites·20 claims
- 1051US11586131B2Image forming apparatus with guiding member configured to guide recording material and being fixed to holding member configured to hold rollerCANON KK·Filed 2022·Granted Feb 21, 2023·0 cites·10 claims
- 1149US11586130B2Image forming apparatus with guiding member fixed to guiding member to form feeding path of recording materialCANON KK·Filed 2022·Granted Feb 21, 2023·0 cites·11 claims
- 1240US2019039848A1Sheet stacking apparatus and image forming apparatusCANON KK·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →