Inventor · disambiguated record
Hisashi Kunihiro
Also filed as: KUNIHIRO HISASHI
37 granted patents·9 pending applications·356 citations·filing 1987–2017
97Inventor score
Top patents by PatentIndex Score
46 records- 0191US4998140ADeveloping device for copier with sealing meansSHARP KK·Filed 1988·Granted Mar 5, 1991·40 cites·13 claims
- 0287US8340556B2Toner cartridge with toner stirring section including a first rotating body and second rotating body and image forming apparatus including the sameKUNIHIRO HISASHI·Filed 2010·Granted Dec 25, 2012·5 cites·4 claims
- 0384US8588662B2Developing device and image forming apparatus including the sameKUNIHIRO HISASHI·Filed 2011·Granted Nov 19, 2013·4 cites·12 claims
- 0483US6546216B2Toner supplying unit for a developing apparatusSHARP KK·Filed 2001·Granted Apr 8, 2003·25 cites·6 claims
- 0583USD464369SToner cartridgeSHARP KK·Filed 2001·Granted Oct 15, 2002·28 cites·1 claims
- 0681US8615187B2Developing device and image forming apparatus having developer chute composed of stainless steel plate having regions with austenitic and hemming-induced martensitic phasesKUNIHIRO HISASHI·Filed 2011·Granted Dec 24, 2013·3 cites·4 claims
- 0780US8406650B2Developing device and image forming apparatusKUNIHIRO HISASHI·Filed 2010·Granted Mar 26, 2013·3 cites·9 claims
- 0879USD522565SToner cartridgeSHARP KK·Filed 2005·Granted Jun 6, 2006·29 cites·1 claims
- 0979USD463817SDeveloping unit for an image forming apparatusSHARP KK·Filed 2001·Granted Oct 1, 2002·25 cites·1 claims
- 1078US6510300B2Toner cartridge with mixed toner delivery apparatusSHARP KK·Filed 2001·Granted Jan 21, 2003·17 cites·9 claims
- 1178US4748481AHousing for copier separable into upper and lower framesSHARP KK·Filed 1987·Granted May 31, 1988·21 cites·6 claims
- 1277US6314262B1Toner supply system and toner cartridgeSHARP KK·Filed 2000·Granted Nov 6, 2001·17 cites·37 claims
- 1376US8730494B2Image forming apparatus including display deviceISHIGURO YASUYUKI·Filed 2011·Granted May 20, 2014·3 cites·9 claims
- 1476US7933539B2Toner hopper, developing unit and image forming apparatusSHARP KK·Filed 2009·Granted Apr 26, 2011·4 cites·10 claims
- 1575USD464370SToner cartridgeSHARP KK·Filed 2001·Granted Oct 15, 2002·20 cites·1 claims
- 1672US5029838APaper feederSHARP KK·Filed 1990·Granted Jul 9, 1991·19 cites·14 claims
- 1771US6192212B1Image forming apparatusSHARP KK·Filed 2000·Granted Feb 20, 2001·12 cites·8 claims
- 1867US6311025B1Interchangeable part recognizing apparatus and image forming apparatusSHARP KK·Filed 2000·Granted Oct 30, 2001·11 cites·28 claims
- 1967USD435586SShutter for a toner cartridgeSHARP KK·Filed 2000·Granted Dec 26, 2000·15 cites·1 claims
- 2064US6628910B2Toner cartridge for image forming apparatusSHARP KK·Filed 2002·Granted Sep 30, 2003·9 cites·8 claims
- 2163US7636535B2Developing unitSHARP KK·Filed 2007·Granted Dec 22, 2009·2 cites·6 claims
- 2262US7471916B2Developer storing container and connecting memberSHARP KK·Filed 2005·Granted Dec 30, 2008·2 cites·18 claims
- 2362US5235130ADeveloper cartridgeSHARP KK·Filed 1992·Granted Aug 10, 1993·14 cites·1 claims
- 2458US10491823B2Mobile vehicleSHARP KK·Filed 2016·Granted Nov 26, 2019·1 cites·8 claims
- 2558US2012179579A1Consumable supply-ordering system and image forming apparatus and consumable supply-ordering method using the sameKUNIHIRO HISASHI·Filed 2012·Application pending·0 cites
- 2657USD468763SSensitive drum cartridge for an image forming apparatusSHARP KK·Filed 2001·Granted Jan 14, 2003·10 cites·1 claims
- 2756US9992369B2Image forming apparatus having display section displaying environmental certification information during startup and being foldable into a generally flush accommodated stateSHARP KK·Filed 2017·Granted Jun 5, 2018·0 cites·10 claims
- 2855US2015363147A1Communication system, image forming apparatus, and communication methodSHARP KK·Filed 2015·Application pending·0 cites
- 2954US2012182574A1Communication system, image forming apparatus, and communication methodKUNIHIRO HISASHI·Filed 2011·Application pending·0 cites
- 3054US2015262285A1Consumable supply-ordering system and image forming apparatus and consumable supply-ordering method using the sameSHARP KK·Filed 2015·Application pending·0 cites
- 3153US9152967B2Image forming apparatus, consumables ordering system and consumables ordering methodISHIGURO YASUYUKI·Filed 2012·Granted Oct 6, 2015·0 cites·7 claims
- 3252US2012162690A1Image forming apparatusISHIGURO YASUYUKI·Filed 2011·Application pending·0 cites
- 3349US8078089B2Development apparatus with a development roller scraper and image forming apparatus including the sameKUNIHIRO HISASHI·Filed 2009·Granted Dec 13, 2011·0 cites·11 claims
- 3447US5216470AMethod of determining the density of tonerSHARP KK·Filed 1991·Granted Jun 1, 1993·7 cites·3 claims
- 3546US8724129B2Image forming apparatus, system for ordering optional device, and method for ordering optional deviceKUNIHIRO HISASHI·Filed 2011·Granted May 13, 2014·0 cites·6 claims
- 3645US9291988B2Image forming apparatus including cartridge position detectorSHARP KK·Filed 2014·Granted Mar 22, 2016·0 cites·9 claims
- 3743US7904003B2Developing device and image forming apparatusSHARP KK·Filed 2008·Granted Mar 8, 2011·0 cites·4 claims
- 3843US2014294436A1Image forming apparatusSHARP KK·Filed 2014·Application pending·0 cites
- 3943US2014294447A1Image forming apparatusSHARP KK·Filed 2014·Application pending·0 cites
- 4043US2013028616A1Printing control device, printing device, printing control method, and printing control systemKUNIHIRO HISASHI·Filed 2012·Application pending·0 cites
- 4143US2012182576A1Image forming apparatus, display apparatus, greenhouse gas emission trading system and greenhouse gas emission trading methodISHIGURO YASUYUKI·Filed 2012·Application pending·0 cites
- 4242US5243389AToner hopper having stirring and feeding rollersSHARP KK·Filed 1992·Granted Sep 7, 1993·6 cites·10 claims
- 4340US8699926B2Developing device and image forming apparatus including the developing deviceKUNIHIRO HISASHI·Filed 2011·Granted Apr 15, 2014·0 cites·7 claims
- 4438US8600268B2Developing device and image forming apparatusKUNIHIRO HISASHI·Filed 2011·Granted Dec 3, 2013·0 cites·9 claims
- 4538US8326187B2Toner cartridge and image forming apparatus using the sameMANO RYOSUKE·Filed 2010·Granted Dec 4, 2012·0 cites·11 claims
- 4636US5842089ADevelopment apparatus for developing electrostatic latent image held by holder by using nonmagnetic one component developerSHARP KK·Filed 1997·Granted Nov 24, 1998·4 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Hisashi Kunihiro 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 →