Inventor · disambiguated record
Koji An
Also filed as: An koji
21 granted patents·4 pending applications·6 citations·filing 2013–2025
89Inventor score
Files withCANON KK25
Top patents by PatentIndex Score
25 records- 0194US11846899B2Image forming apparatusCANON KK·Filed 2021·Granted Dec 19, 2023·2 cites·29 claims
- 0291US2025362629A1Image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 0390US10310424B2Fixing device that alleviates a physical load on non-heat-generating regions of a heat generating layer of a fixing filmCANON KK·Filed 2017·Granted Jun 4, 2019·4 cites·23 claims
- 0480US12416881B2Image forming apparatusCANON KK·Filed 2023·Granted Sep 16, 2025·0 cites·25 claims
- 0575US12019382B2Image forming apparatusCANON KK·Filed 2023·Granted Jun 25, 2024·0 cites·8 claims
- 0674US2024248421A1Image forming apparatus and control method, that control charging voltage according to positions of developing rollerCANON KK·Filed 2024·Application pending·0 cites
- 0773US12265344B2Image forming apparatus to suppress scattering of tonerCANON KK·Filed 2023·Granted Apr 1, 2025·0 cites·7 claims
- 0872US12265355B2Image forming apparatus having grounded fixing memberCANON KK·Filed 2023·Granted Apr 1, 2025·0 cites·4 claims
- 0972US11747754B2Image forming apparatusCANON KK·Filed 2022·Granted Sep 5, 2023·0 cites·23 claims
- 1071US11841676B2Image forming apparatus controlling voltage applied to transfer memberCANON KK·Filed 2022·Granted Dec 12, 2023·0 cites·22 claims
- 1170US11841649B2Image forming apparatus providing variable transfer voltage based on transfer modeCANON KK·Filed 2022·Granted Dec 12, 2023·0 cites·8 claims
- 1268US11971666B2Image forming apparatus and control method, that control charging voltage according to positions of developing rollerCANON KK·Filed 2022·Granted Apr 30, 2024·0 cites·19 claims
- 1356US2025199470A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 1455US12287593B2Image forming apparatus which supplies yellow toner as protective agent to secondary transfer memberCANON KK·Filed 2023·Granted Apr 29, 2025·0 cites·22 claims
- 1555US11934117B2Image forming apparatusCANON KK·Filed 2022·Granted Mar 19, 2024·0 cites·16 claims
- 1655US10423115B2Image forming apparatusCANON KK·Filed 2018·Granted Sep 24, 2019·0 cites·19 claims
- 1753US10719028B2Process cartridge and image forming apparatusCANON KK·Filed 2019·Granted Jul 21, 2020·0 cites·14 claims
- 1852US9086660B2Image forming apparatus with modified transfer brushCANON KK·Filed 2013·Granted Jul 21, 2015·0 cites·17 claims
- 1950US12169371B2Image forming apparatusCANON KK·Filed 2023·Granted Dec 17, 2024·0 cites·11 claims
- 2049US2023236530A1Image-forming apparatusCANON KK·Filed 2023·Application pending·0 cites
- 2148US10935904B2Image forming apparatusCANON KK·Filed 2019·Granted Mar 2, 2021·0 cites·16 claims
- 2245US11971670B2Image forming apparatus to control transfer voltage for secondary transfer to recording materialCANON KK·Filed 2021·Granted Apr 30, 2024·0 cites·23 claims
- 2345US10437171B2Developing device, process cartridge and image forming apparatusCANON KK·Filed 2018·Granted Oct 8, 2019·0 cites·16 claims
- 2444US10394162B2Developing apparatus, process cartridge, and image forming apparatusCANON KK·Filed 2018·Granted Aug 27, 2019·0 cites·14 claims
- 2543US10444660B2Developing apparatus with regulating member having a curved contact surface and image forming apparatusCANON KK·Filed 2018·Granted Oct 15, 2019·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →