Inventor · disambiguated record
Masumi Ikesue
Also filed as: IKESUE MASUMI
20 granted patents·895 citations·filing 1975–1997
96Inventor score
Files withRICOH KK20
Top patents by PatentIndex Score
20 records- 0198US4878603AToner replenishing deviceRICOH KK·Filed 1988·Granted Nov 7, 1989·92 cites·14 claims
- 0298US4657239ASheet aligning deviceRICOH KK·Filed 1984·Granted Apr 14, 1987·115 cites·5 claims
- 0397US4611730AToner replenishing deviceRICOH KK·Filed 1984·Granted Sep 16, 1986·73 cites·20 claims
- 0497US4277163AVariable magnification electrostatic copying machineRICOH KK·Filed 1979·Granted Jul 7, 1981·68 cites·12 claims
- 0596US5508794ADeveloper recycling system and developer cartridge thereforRICOH KK·Filed 1994·Granted Apr 16, 1996·73 cites·25 claims
- 0696US4239374AElectrostatographic apparatus comprising automatic document type determination meansRICOH KK·Filed 1978·Granted Dec 16, 1980·57 cites·19 claims
- 0795US4641945ADeveloper supply device for dry process electrophotographic copierRICOH KK·Filed 1984·Granted Feb 10, 1987·51 cites·3 claims
- 0893US5983059ARecyclable toner container for an image forming apparatusRICOH KK·Filed 1997·Granted Nov 9, 1999·66 cites·3 claims
- 0993US5008709ADocument recycling copier for copying documents of varying sizesRICOH KK·Filed 1989·Granted Apr 16, 1991·55 cites·16 claims
- 1093US4744493AToner replenishing deviceRICOH KK·Filed 1986·Granted May 17, 1988·42 cites·13 claims
- 1190US5060926ASheet feeder for an image forming apparatusRICOH KK·Filed 1989·Granted Oct 29, 1991·41 cites·12 claims
- 1282US4154522AElectrostatographic apparatus comprising improved drum cleaning meansRICOH KK·Filed 1977·Granted May 15, 1979·20 cites·15 claims
- 1380US4449810AElectrophotographic copying machine with means for mixing and removing toner and an integral exposure plateRICOH KK·Filed 1982·Granted May 22, 1984·22 cites·10 claims
- 1478US5598254ACartridge for replenishing two-ingredient developer to an image forming apparatus and a replenishing device using the sameRICOH KK·Filed 1995·Granted Jan 28, 1997·54 cites·8 claims
- 1573US4140388ADrum cleaning apparatus for electrostatic copying machineRICOH KK·Filed 1977·Granted Feb 20, 1979·14 cites·10 claims
- 1672US3992089AReader-printer apparatus with multiple supply rolls and charging devicesRICOH KK·Filed 1975·Granted Nov 16, 1976·15 cites·17 claims
- 1762US4700659ADeveloping unit of dry typeRICOH KK·Filed 1982·Granted Oct 20, 1987·11 cites·11 claims
- 1858US5096177ARecycling automatic document feeder for feeding documents of various size for use with a copierRICOH KK·Filed 1990·Granted Mar 17, 1992·13 cites·10 claims
- 1953US4453493AToner recirculating and agitating device for dry process developing apparatusRICOH KK·Filed 1983·Granted Jun 12, 1984·8 cites·5 claims
- 2040US5860647APaper discharge device and storing unit for image forming apparatusRICOH KK·Filed 1997·Granted Jan 19, 1999·5 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →