Inventor · disambiguated record
Hideo Yamasa
Also filed as: YAMASA HIDEO
12 granted patents·214 citations·filing 1993–1998
91Inventor score
Files withSHARP KK12
Top patents by PatentIndex Score
12 records- 0188US5592270ADeveloping 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
- 0287US6025859AElectrostatic printer having an array of optical modulating grating valvesSHARP KK·Filed 1996·Granted Feb 15, 2000·65 cites·15 claims
- 0385US5430532ADeveloping device with a tilt detecting function designed for a trickle systemSHARP KK·Filed 1994·Granted Jul 4, 1995·32 cites·20 claims
- 0480US5548385ADeveloper device that gradually replaces degraded developer with fresh developerSHARP KK·Filed 1993·Granted Aug 20, 1996·25 cites·20 claims
- 0559US5471283ADevice for preventing breakdown of contact charger for use in electrophotographic printing machineSHARP KK·Filed 1994·Granted Nov 28, 1995·12 cites·42 claims
- 0655US5572300ADeveloping device containing for storing developer having zoner and carrierSHARP KK·Filed 1994·Granted Nov 5, 1996·10 cites·12 claims
- 0750US5629726AImage forming apparatus with electrostatically controlled developer particle manipulationSHARP KK·Filed 1995·Granted May 13, 1997·12 cites·33 claims
- 0849US6049345AImage forming apparatus selectively charging toner using doctor bladeSHARP KK·Filed 1995·Granted Apr 11, 2000·10 cites·5 claims
- 0948US5459555AElectronic image forming apparatusSHARP KK·Filed 1993·Granted Oct 17, 1995·7 cites·8 claims
- 1031US5598252AElectronic image forming apparatus with reduced residual carrier and toner attractionSHARP KK·Filed 1995·Granted Jan 28, 1997·2 cites·7 claims
- 1130US6084614AMethod and apparatus for forming an image using flying developing particlesSHARP KK·Filed 1998·Granted Jul 4, 2000·1 cites·9 claims
- 1229US6097410AMethod and apparatus for forming an image on a recording medium wherein ink emission is accurately controlled by varying the surface level of chargeable developer inkSHARP KK·Filed 1998·Granted Aug 1, 2000·0 cites·20 claims
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