Inventor · disambiguated record
Hirotoshi Tajima
Also filed as: TAJIMA HIROTOSHI
9 granted patents·11 citations·filing 2013–2022
78Inventor score
Technology areasG03G
Files withCANON KK9
Top patents by PatentIndex Score
9 records- 0190US9213293B2Image forming apparatus having measurement unit that irradiates a measurement image and measures light reflected therefrom, and having shielding unit that can be moved to block such irradiation and moved to not block such irradiationCANON KK·Filed 2013·Granted Dec 15, 2015·7 cites·12 claims
- 0280US10466636B2Image forming apparatus that adjusts color misregistrationCANON KK·Filed 2018·Granted Nov 5, 2019·2 cites·20 claims
- 0372US11415928B2Image forming apparatus having residual toner collection and dischargeCANON KK·Filed 2021·Granted Aug 16, 2022·1 cites·7 claims
- 0469US9846380B2Image forming apparatus that adjusts relative positions of images by detecting test patternCANON KK·Filed 2016·Granted Dec 19, 2017·1 cites·15 claims
- 0559US10890860B2Sensor unit and image forming apparatusCANON KK·Filed 2019·Granted Jan 12, 2021·0 cites·9 claims
- 0646US11934130B2Image forming apparatusCANON KK·Filed 2022·Granted Mar 19, 2024·0 cites·8 claims
- 0743US11429040B2Image forming apparatus having transfer position changing mechanismCANON KK·Filed 2021·Granted Aug 30, 2022·0 cites·22 claims
- 0838US11526127B2Developer container with airflow spaceCANON KK·Filed 2021·Granted Dec 13, 2022·0 cites·14 claims
- 0933US9665034B2Image forming apparatusCANON KK·Filed 2016·Granted May 30, 2017·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →