Inventor · disambiguated record
Hideaki Hagihara
Also filed as: HAGIHARA HIDEAKI
21 granted patents·672 citations·filing 1981–2002
96Inventor score
Files withSHARP KK21
Top patents by PatentIndex Score
21 records- 0196US5398098AImage forming apparatusSHARP KK·Filed 1994·Granted Mar 14, 1995·78 cites·52 claims
- 0296US4952989APhotoreceptor attachment device for an electrophotographic copying machineSHARP KK·Filed 1988·Granted Aug 28, 1990·76 cites·1 claims
- 0396US4849791AWaste toner collecting systemSHARP KK·Filed 1987·Granted Jul 18, 1989·66 cites·2 claims
- 0494US4970557AElectrophotographic apparatus controlling image quality according to condition of deteriorationSHARP KK·Filed 1988·Granted Nov 13, 1990·48 cites·10 claims
- 0593US6212338B1Image forming device with communication to supplementary toner containerSHARP KK·Filed 2000·Granted Apr 3, 2001·65 cites·14 claims
- 0691US4998140ADeveloping device for copier with sealing meansSHARP KK·Filed 1988·Granted Mar 5, 1991·40 cites·13 claims
- 0788US5592270ADeveloping device in an electrophotographic apparatus capable of controlling a discharge of deteriorated developer and method of discharging deteriorated developerSHARP KK·Filed 1993·Granted Jan 7, 1997·38 cites·42 claims
- 0883US5440376AElectrophotographic apparatusSHARP KK·Filed 1993·Granted Aug 8, 1995·31 cites·36 claims
- 0980US4579328ACopy paper feeding device for electrophotographic copying machineSHARP KK·Filed 1984·Granted Apr 1, 1986·29 cites·6 claims
- 1076US5393044APaper feederSHARP KK·Filed 1993·Granted Feb 28, 1995·23 cites·3 claims
- 1174US5624107AImage forming apparatus with a document feederSHARP KK·Filed 1995·Granted Apr 29, 1997·24 cites·9 claims
- 1273US4650097ADeveloper material supply arrangementSHARP KK·Filed 1984·Granted Mar 17, 1987·30 cites·4 claims
- 1370US5915691ADocument feeder and cover for an image forming apparatusSHARP KK·Filed 1997·Granted Jun 29, 1999·41 cites·79 claims
- 1467US6311025B1Interchangeable part recognizing apparatus and image forming apparatusSHARP KK·Filed 2000·Granted Oct 30, 2001·11 cites·28 claims
- 1564US6628910B2Toner cartridge for image forming apparatusSHARP KK·Filed 2002·Granted Sep 30, 2003·9 cites·8 claims
- 1664US5576820AXerographic apparatus with a detachable corona chargerSHARP KK·Filed 1995·Granted Nov 19, 1996·17 cites·4 claims
- 1761US5175587ADeveloping apparatus having a detachable developer cartridgeSHARP KK·Filed 1991·Granted Dec 29, 1992·14 cites·18 claims
- 1861US4440280ASpring clutch mechanismSHARP KK·Filed 1981·Granted Apr 3, 1984·13 cites·5 claims
- 1946US4914481ADeveloping apparatusSHARP KK·Filed 1988·Granted Apr 3, 1990·7 cites·6 claims
- 2044US5194900ADeveloper cartridge having easily removable sealing materialSHARP KK·Filed 1991·Granted Mar 16, 1993·9 cites·5 claims
- 2134US4920026AImage formation method and apparatus using light and pressure sensitive sheetsSHARP KK·Filed 1988·Granted Apr 24, 1990·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →