Inventor · disambiguated record
Hajime Motoyama
Also filed as: MOTOYAMA HAJIME
22 granted patents·181 citations·filing 1989–2019
94Inventor score
Top patents by PatentIndex Score
22 records- 0183US10942480B2Image forming apparatus with detection of abnormality of power source device or an optical scanning deviceCANON KK·Filed 2018·Granted Mar 9, 2021·2 cites·19 claims
- 0282US7426226B2Drive circuit and drive method for semiconductor light sourceCANON KK·Filed 2006·Granted Sep 16, 2008·6 cites·5 claims
- 0382US5412455ACharging device, image forming apparatus and detachably mountable process cartridge having a constant voltage power source featureCANON KK·Filed 1993·Granted May 2, 1995·26 cites·13 claims
- 0477US7280131B2Image formation deviceCANON KK·Filed 2006·Granted Oct 9, 2007·4 cites·4 claims
- 0575US5444519AElectrophotographic image forming apparatus and its high voltage power source deviceCANON KK·Filed 1994·Granted Aug 22, 1995·18 cites·14 claims
- 0674US4980811APower source apparatusCANON KK·Filed 1989·Granted Dec 25, 1990·37 cites·25 claims
- 0766US7170543B2Image formation deviceCANON KK·Filed 2004·Granted Jan 30, 2007·6 cites·27 claims
- 0865US5414862AApparatus for controlling a power sourceCANON KK·Filed 1992·Granted May 9, 1995·25 cites·18 claims
- 0963US8213045B2Correction of image data scaling in screen areaMOTOYAMA HAJIME·Filed 2008·Granted Jul 3, 2012·2 cites·8 claims
- 1063US5621630APower source apparatus of image forming apparatusCANON KK·Filed 1994·Granted Apr 15, 1997·27 cites·23 claims
- 1162US7196717B2Image forming apparatus, control method therefor, and program for implementing the control methodCANON KK·Filed 2005·Granted Mar 27, 2007·2 cites·14 claims
- 1262US6236579B1Power supply apparatus, its control method and image formation apparatusCANON KK·Filed 2000·Granted May 22, 2001·17 cites·6 claims
- 1357US10795279B2Image forming apparatus having optical print headsCANON KK·Filed 2019·Granted Oct 6, 2020·0 cites·13 claims
- 1457US5365316AElectrophotographic image forming apparatus and its high voltage power source deviceCANON KK·Filed 1993·Granted Nov 15, 1994·9 cites·10 claims
- 1554US7796658B2Drive circuit and drive method for semiconductor light sourceCANON KK·Filed 2008·Granted Sep 14, 2010·0 cites·1 claims
- 1648US7417660B2Image forming apparatus and image forming methodCANON KK·Filed 2005·Granted Aug 26, 2008·0 cites·10 claims
- 1747US7256812B2Laser exposing apparatusCANON KK·Filed 2006·Granted Aug 14, 2007·0 cites·10 claims
- 1844US7903136B2Scanning optical apparatus and image forming apparatusCANON KK·Filed 2008·Granted Mar 8, 2011·0 cites·10 claims
- 1939US10126675B2Image forming apparatusCANON KK·Filed 2016·Granted Nov 13, 2018·0 cites·14 claims
- 2038US8619318B2Image forming apparatus with image scaling ratio setting featureMOTOYAMA HAJIME·Filed 2008·Granted Dec 31, 2013·0 cites·11 claims
- 2137US7042481B2Laser exposing apparatusCANON KK·Filed 2003·Granted May 9, 2006·0 cites·4 claims
- 2236US9244375B2Image forming apparatusCANON KK·Filed 2015·Granted Jan 26, 2016·0 cites·13 claims
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