Inventor · disambiguated record
Yoshiaki Miyashita
Also filed as: MIYASHITA YOSHIAKI
24 granted patents·711 citations·filing 1991–2011
96Inventor score
Top patents by PatentIndex Score
24 records- 0198US5585896AImage forming apparatus with a contact member contacting an image carrierRICOH KK·Filed 1994·Granted Dec 17, 1996·311 cites·16 claims
- 0291US5574538AMethod and apparatus for removing image forming substance from image holding member forming processing situation markRICOH KK·Filed 1995·Granted Nov 12, 1996·55 cites·20 claims
- 0391US5572293AMethod of and system for cleaning a charge inducing memberRICOH KK·Filed 1994·Granted Nov 5, 1996·42 cites·53 claims
- 0491US5557373ACleaning system for charging drum of an image forming apparatusRICOH KK·Filed 1994·Granted Sep 17, 1996·41 cites·3 claims
- 0588US8455851B2Optical sensor and image forming apparatusTANAKA KAYOKO·Filed 2010·Granted Jun 4, 2013·5 cites·15 claims
- 0687US8045874B2Image forming apparatus and image density control methodRICOH CO LTD·Filed 2009·Granted Oct 25, 2011·9 cites·19 claims
- 0784USRE37645EMethod and apparatus for removing image forming substance from image holding member forming processing situation markRICOH KK·Filed 1998·Granted Apr 9, 2002·34 cites·68 claims
- 0883US5605777AMethod and apparatus for regenerating image holding memberRICOH KK·Filed 1995·Granted Feb 25, 1997·31 cites·20 claims
- 0975US5547793AMethod for using image support regeneratively and tool for forming image on image supportRICOH KK·Filed 1994·Granted Aug 20, 1996·21 cites·3 claims
- 1074US5116117AMultiscreen projector apparatusSANYO ELECTRIC CO·Filed 1991·Granted May 26, 1992·38 cites·2 claims
- 1172US5753400AMethod for repeatedly using image holding memberRICOH KK·Filed 1997·Granted May 19, 1998·19 cites·8 claims
- 1269US7164546B2Lens shift mechanism and projection type video displaySANYO ELECTRIC CO·Filed 2003·Granted Jan 16, 2007·10 cites·35 claims
- 1369US6095164AMethod and apparatus for removing image forming substance from image holding memberRICOH KK·Filed 1994·Granted Aug 1, 2000·26 cites·16 claims
- 1468US8145100B2Process cartridge including developing unit and incorporated in image forming apparatusHIRAYAMA YUSHI·Filed 2009·Granted Mar 27, 2012·3 cites·13 claims
- 1568US7711275B2Image forming apparatus having an imaging condition setting controlRICOH KK·Filed 2006·Granted May 4, 2010·3 cites·13 claims
- 1664US5250967ALiquid crystal projectorSANYO ELECTRIC CO·Filed 1991·Granted Oct 5, 1993·26 cites·5 claims
- 1762US6047758AMethod for repeatedly using image holding memberRICOH KK·Filed 1997·Granted Apr 11, 2000·13 cites·8 claims
- 1860USRE36963EMethod and apparatus for regenerating image holding memberRICOH KK·Filed 1999·Granted Nov 21, 2000·12 cites·21 claims
- 1954US5512708AToner used in an image forming apparatusRICOH KK·Filed 1994·Granted Apr 30, 1996·9 cites·4 claims
- 2050USRE42270ELens shift mechanism and projection type video displaySANYO ELECTRIC CO·Filed 2009·Granted Apr 5, 2011·0 cites·35 claims
- 2149US8811846B2Optical sensor with positioning reference surface and image forming apparatus incorporating optical sensorYOSHIDA AKIRA·Filed 2011·Granted Aug 19, 2014·0 cites·21 claims
- 2247US6850718B2Image forming apparatus for adjusting predetermined developer density values based on a target value and sensed patch developer densityRICOH KK·Filed 2002·Granted Feb 1, 2005·3 cites·8 claims
- 2343US8233813B2Image forming apparatus and image-density control methodYOSHIDA AKIRA·Filed 2009·Granted Jul 31, 2012·0 cites·6 claims
- 2442US8503893B2Image forming apparatus and method for controlling image densityYOSHIDA AKIRA·Filed 2010·Granted Aug 6, 2013·0 cites·13 claims
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