Inventor · disambiguated record
Yoshitake Shimizu
Also filed as: SHIMIZU YOSHITAKE
22 granted patents·123 citations·filing 1989–2015
94Inventor score
Top patents by PatentIndex Score
22 records- 0171US6096467APositive charging color tonerMITA INDUSTRIAL CO LTD·Filed 1998·Granted Aug 1, 2000·37 cites·10 claims
- 0269US5077169AToner composition and a method for preparing the sameMITA INDUSTRIAL CO LTD·Filed 1989·Granted Dec 31, 1991·15 cites·9 claims
- 0361US7254357B2Method and apparatus for image forming capable of effectively regulating a toner layer, developing mechanism for the apparatus, and a process cartridge provided in the apparatusRICOH KK·Filed 2005·Granted Aug 7, 2007·2 cites·27 claims
- 0458US5281505AToner compositionMITA INDUSTRIAL CO LTD·Filed 1991·Granted Jan 25, 1994·12 cites·8 claims
- 0557US7965952B2Remaining amount of developer detection device, development device, process unit, and image forming apparatusRICOH CO LTD·Filed 2010·Granted Jun 21, 2011·1 cites·18 claims
- 0657US5110704AToner for developing statically charged images and process for preparation thereofMITA INDUSTRIAL CO LTD·Filed 1990·Granted May 5, 1992·11 cites·10 claims
- 0747US5275904AStart developer and method of controlling toner densityMITA INDUSTRIAL CO LTD·Filed 1993·Granted Jan 4, 1994·6 cites·3 claims
- 0846US9346640B2Sheet feeder and image forming apparatusHORITA HIROFUMI·Filed 2015·Granted May 24, 2016·0 cites·17 claims
- 0945US5360690ATwo-component developerMITA INDUSTRIAL CO LTD·Filed 1993·Granted Nov 1, 1994·7 cites·5 claims
- 1044US5500319AToner for a two-component-type magnetic developing agent having excellent spent resistanceMITA INDUSTRIAL CO LTD·Filed 1994·Granted Mar 19, 1996·6 cites·21 claims
- 1143US6174639B1Positive charging color tonerMITA INDUSTRIAL CO LTD·Filed 2000·Granted Jan 16, 2001·2 cites·10 claims
- 1243US5264311AElectrophotographic tonerMITA INDUSTRIAL CO LTD·Filed 1990·Granted Nov 23, 1993·6 cites·13 claims
- 1342US5119758ADeveloping processMITA INDUSTRIAL CO LTD·Filed 1989·Granted Jun 9, 1992·5 cites·7 claims
- 1435US5750301AToner for a two-component type developerMITA INDUSTRIAL CO LTD·Filed 1996·Granted May 12, 1998·6 cites·5 claims
- 1534US5376489ATwo-component developerMITA INDUSTRIAL CO LTD·Filed 1992·Granted Dec 27, 1994·3 cites·6 claims
- 1632US5232807AElectrophotographic developerMITA INDUSTRIAL CO LTD·Filed 1991·Granted Aug 3, 1993·2 cites·3 claims
- 1731US5213935AStart developer and method of controlling toner densityMITA INDUSTRIAL CO LTD·Filed 1991·Granted May 25, 1993·1 cites·6 claims
- 1830US5104766AToner for developing statically charged images and process for preparation thereofMITA INDUSTRIAL CO LTD·Filed 1990·Granted Apr 14, 1992·1 cites·1 claims
- 1929US5521045AToner for a two-component-type magnetic developing agent having excellent spent resistanceMITA INDUSTRIAL CO LTD·Filed 1994·Granted May 28, 1996·0 cites·7 claims
- 2029US5240804AElectrophotographic developer comprising resin coated carrierMITA INDUSTRIAL CO LTD·Filed 1991·Granted Aug 31, 1993·0 cites·10 claims
- 2129US5223367AStart developerMITA INDUSTRIAL CO LTD·Filed 1991·Granted Jun 29, 1993·0 cites·6 claims
- 2227US5580691AToner for a two-component type developerMITA INDUSTRIAL CO LTD·Filed 1994·Granted Dec 3, 1996·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →