Inventor · disambiguated record
Marehiko Hirajima
Also filed as: HIRAJIMA MAREHIKO
8 granted patents·7 pending applications·12 citations·filing 2003–2025
78Inventor score
Top patents by PatentIndex Score
15 records- 0188US11429048B2Image forming apparatus that can form images on both sides of sheet by inverting sheetCANON KK·Filed 2021·Granted Aug 30, 2022·2 cites·14 claims
- 0278US8677156B2Image forming apparatusWAKAMIYA HIDEHIRO·Filed 2010·Granted Mar 18, 2014·4 cites·16 claims
- 0363US9663310B2Sheet feeding device and image forming apparatusCANON KK·Filed 2016·Granted May 30, 2017·1 cites·16 claims
- 0456US11314203B2Technique for cooling heating element provided in image forming apparatusCANON KK·Filed 2021·Granted Apr 26, 2022·0 cites·21 claims
- 0555US2024402964A1Image-forming system, method, server apparatus, and client apparatusCANON KK·Filed 2024·Application pending·0 cites
- 0655US2025208802A1Server apparatus, control method of same, storage medium, and management systemCANON KK·Filed 2025·Application pending·0 cites
- 0755US2025117171A1Server apparatus for managing image forming apparatus, management system, and computer-readable storage mediumCANON KK·Filed 2024·Application pending·0 cites
- 0853US2024295998A1Refilling image-forming apparatus with consumable materialCANON KK·Filed 2024·Application pending·0 cites
- 0952US6954596B2Storage area storing information of the amount of use of each feature of different image forming apparatuses, a cartridge having such a storage area, and an image forming apparatus mounting such a cartridgeCANON KK·Filed 2003·Granted Oct 11, 2005·5 cites·24 claims
- 1051US9001351B2Image forming apparatusCANON KK·Filed 2014·Granted Apr 7, 2015·0 cites·22 claims
- 1151US2024094672A1Management system, method, image-forming apparatus, and server apparatusCANON KK·Filed 2023·Application pending·0 cites
- 1250US2024362447A1Image-forming system, method, image-forming apparatus, and server apparatusCANON KK·Filed 2024·Application pending·0 cites
- 1345US10120322B2Image forming apparatusCANON KK·Filed 2017·Granted Nov 6, 2018·0 cites·31 claims
- 1444US2008285988A1Image forming apparatus and recording-medium feeding methodCANON KK·Filed 2007·Application pending·0 cites
- 1535US8444137B2Recording material feeding apparatus and image forming apparatusHIRAJIMA MAREHIKO·Filed 2011·Granted May 21, 2013·0 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Marehiko Hirajima files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →