Inventor · disambiguated record
Yoshiki Yoshida
Also filed as: YOSHIDA YOSHIKI
27 granted patents·466 citations·filing 1988–2014
97Inventor score
Files withRICOH KK13DAINIPPON PRINTING CO LTD5FUJISAWA PHARMACEUTICAL CO4HITACHI LTD2JAPAN AEROSPACE EXPLORATION2
Top patents by PatentIndex Score
27 records- 0195USD358753SFrequency inverterHITACHI LTD·Filed 1994·Granted May 30, 1995·93 cites·1 claims
- 0290US5244890ACephem compoundsFUJISAWA PHARMACEUTICAL CO·Filed 1992·Granted Sep 14, 1993·37 cites·12 claims
- 0388US7589846B2Method and apparatus for image forming capable of effectively correcting alignment errors of elementary color outputs to be superposed into an imageRICOH KK·Filed 2005·Granted Sep 15, 2009·13 cites·54 claims
- 0486US6421181B1Lenticular lens sheet and rear projection screenDAINIPPON PRINTING CO LTD·Filed 1999·Granted Jul 16, 2002·22 cites·8 claims
- 0585US5401734ACephem compoundsFUJISAWA PHARMACEUTICAL CO·Filed 1993·Granted Mar 28, 1995·23 cites·9 claims
- 0684US8107833B2Image forming apparatus and method of correcting color misregistration in image forming apparatusYOSHIDA YOSHIKI·Filed 2006·Granted Jan 31, 2012·11 cites·16 claims
- 0784US7528851B2Method and apparatus for forming images capable of reducing color registration errorsRICOH KK·Filed 2006·Granted May 5, 2009·8 cites·10 claims
- 0884US7505057B2Apparatus, method, and program for color image forming capable of efficiently correcting displacementRICOH KK·Filed 2005·Granted Mar 17, 2009·8 cites·18 claims
- 0982US4967284AImage forming apparatus and method of controlling output of semiconductor laserRICOH KK·Filed 1988·Granted Oct 30, 1990·44 cites·16 claims
- 1080US5309182ABicolor image forming apparatus for forming a bicolor image on a photoconductive elementRICOH KK·Filed 1992·Granted May 3, 1994·26 cites·14 claims
- 1180US5027117AConversion using a variable reference based on image densityRICOH KK·Filed 1989·Granted Jun 25, 1991·39 cites·14 claims
- 1277US7072109B2Projection screen and projection displayDAINIPPON PRINTING CO LTD·Filed 2003·Granted Jul 4, 2006·17 cites·22 claims
- 1376US5532354AIntermediates for cephem compoundsFUJISAWA PHARMACEUTICAL CO·Filed 1994·Granted Jul 2, 1996·12 cites·8 claims
- 1474US5376994ACompact BI-color electrophotographic image forming apparatusRICOH KK·Filed 1993·Granted Dec 27, 1994·36 cites·7 claims
- 1571US7355765B2Optical scanning apparatus and an image formation apparatus therewithRICOH KK·Filed 2003·Granted Apr 8, 2008·10 cites·34 claims
- 1667US7173761B2Fresnel lens sheetDAINIPPON PRINTING CO LTD·Filed 2003·Granted Feb 6, 2007·7 cites·8 claims
- 1763US6762883B2Lenticular lens sheet and rear projection screenDAINIPPON PRINTING CO LTD·Filed 2001·Granted Jul 13, 2004·5 cites·14 claims
- 1860US6947225B2Fresnel lens sheet, process of producing Fresnel lens sheet, mold for use in the production process, and rear projection screen comprising the Fresnel lens sheetDAINIPPON PRINTING CO LTD·Filed 2003·Granted Sep 20, 2005·6 cites·6 claims
- 1958US7136085B2Image-forming apparatus and optical scannerRICOH KK·Filed 2004·Granted Nov 14, 2006·3 cites·15 claims
- 2058US6788320B2Image formation apparatus and registration methodRICOH KK·Filed 2002·Granted Sep 7, 2004·6 cites·17 claims
- 2153USD374965SATM communication apparatusHITACHI LTD·Filed 1994·Granted Oct 22, 1996·7 cites·1 claims
- 2251US4933874APrinterRICOH KK·Filed 1989·Granted Jun 12, 1990·15 cites·12 claims
- 2350US7573494B2Image forming apparatus, an optical scanning apparatus and an image forming methodRICOH KK·Filed 2004·Granted Aug 11, 2009·4 cites·56 claims
- 2446US5068676AImage data storing device for an image forming apparatusRICOH KK·Filed 1990·Granted Nov 26, 1991·13 cites·1 claims
- 2536US9347810B2Method and apparatus for measuring a pulsatingly fluctuating flow rateJAPAN AEROSPACE EXPLORATION·Filed 2014·Granted May 24, 2016·0 cites·9 claims
- 2635US6150351ACephem compounds and pharmaceutical use thereofFUJISAWA PHARMACEUTICAL CO·Filed 1997·Granted Nov 21, 2000·1 cites·7 claims
- 2734US10352741B2Flow rate measurement method and apparatusJAPAN AEROSPACE EXPLORATION·Filed 2014·Granted Jul 16, 2019·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →