Inventor · disambiguated record
Koji Masuda
Also filed as: MASUDA KOJI
130 granted patents·22 pending applications·1,704 citations·filing 1974–2025
99Inventor score
Top patents by PatentIndex Score
152 records- 0197US10775573B1Embedding mirror with metal particle coatingIBM·Filed 2019·Granted Sep 15, 2020·32 cites·20 claims
- 0297US10025044B1Optical structureIBM·Filed 2017·Granted Jul 17, 2018·23 cites·17 claims
- 0396US10956806B2Efficient assembly of oligonucleotides for nucleic acid based data storageIBM·Filed 2019·Granted Mar 23, 2021·17 cites·20 claims
- 0496US6686946B2Density unevenness suppressing image forming apparatus and methodRICOH KK·Filed 2001·Granted Feb 3, 2004·106 cites·25 claims
- 0596US6081386AOptical scanning lens, optical scanning and imaging system and optical scanning apparatus incorporating sameRICOH KK·Filed 1998·Granted Jun 27, 2000·155 cites·27 claims
- 0695US10539752B2Optical structureIBM·Filed 2018·Granted Jan 21, 2020·11 cites·13 claims
- 0795US10018781B1Fluid control structureIBM·Filed 2017·Granted Jul 10, 2018·16 cites·16 claims
- 0894US11720801B2Chemical reaction network for estimating concentration of chemical species based on an identified pattern of output chemical speciesIBM·Filed 2020·Granted Aug 8, 2023·4 cites·21 claims
- 0994US11087861B2Creation of new chemical compounds having desired properties using accumulated chemical data to construct a new chemical structure for synthesisIBM·Filed 2018·Granted Aug 10, 2021·10 cites·20 claims
- 1094US10366779B2Scheme of new materialsIBM·Filed 2015·Granted Jul 30, 2019·14 cites·20 claims
- 1194US9377739B2Toner-density calculating method, reflective optical sensor, reflective optical sensor device, and image forming apparatusMASUDA KOJI·Filed 2014·Granted Jun 28, 2016·6 cites·19 claims
- 1294US5915146AImage heating apparatus with multiple temperature detecting membersCANON KK·Filed 1994·Granted Jun 22, 1999·58 cites·1 claims
- 1393US8787782B2Toner-density calculating method, reflective optical sensor, reflective optical sensor device, and image forming apparatusMASUDA KOJI·Filed 2013·Granted Jul 22, 2014·5 cites·13 claims
- 1493US8260164B2Toner-density calculating method, reflective optical sensor, reflective optical sensor device, and image forming apparatusMASUDA KOJI·Filed 2009·Granted Sep 4, 2012·10 cites·16 claims
- 1593US5171969AMovable film fixing device with heater control responsive to selected sheet sizeCANON KK·Filed 1990·Granted Dec 15, 1992·54 cites·35 claims
- 1692US10613282B2Fluid control structureIBM·Filed 2018·Granted Apr 7, 2020·8 cites·15 claims
- 1792US9989713B1Fluid control structureIBM·Filed 2017·Granted Jun 5, 2018·8 cites·10 claims
- 1892US8929408B1Multi comb generation with a mode locked laser cavitySTC UNM·Filed 2013·Granted Jan 6, 2015·12 cites·24 claims
- 1992US6069724AOptical scanning lens and optical scanning apparatusRICOH KK·Filed 1998·Granted May 30, 2000·120 cites·18 claims
- 2091US5407880ACatalysts for adsorption of hydrocarbonsNISSAN MOTOR·Filed 1993·Granted Apr 18, 1995·95 cites·4 claims
- 2191US4587231AMethod of producing monolithic catalyst for purification of exhaust gasNISSAN MOTOR·Filed 1984·Granted May 6, 1986·82 cites·4 claims
- 2290US11438489B1Imaging apparatusPANASONIC IP MAN CO LTD·Filed 2021·Granted Sep 6, 2022·4 cites·7 claims
- 2390US7450283B2Multi-beam light source unit, optical scanning device, image formation apparatus, light beam combining unit, optical system, optical apparatusRICOH KK·Filed 2006·Granted Nov 11, 2008·13 cites·19 claims
- 2489US7817176B2Light source device, optical scanning device, and image forming apparatusRICOH KK·Filed 2006·Granted Oct 19, 2010·21 cites·15 claims
- 2589US6717606B2Optical print head and image forming apparatus using a rod lens with a predetermined conjugate lengthRICOH KK·Filed 2001·Granted Apr 6, 2004·33 cites·10 claims
- 2688US8564782B2Toner-density calculating method, reflective optical sensor, reflective optical sensor device, and image forming apparatusMASUDA KOJI·Filed 2012·Granted Oct 22, 2013·3 cites·15 claims
- 2787US10754070B2Microlens array assembling processIBM·Filed 2018·Granted Aug 25, 2020·6 cites·10 claims
- 2887US7593150B2Diffraction optical element, light beam detection device, optical scanner and image forming apparatusRICOH KK·Filed 2008·Granted Sep 22, 2009·15 cites·10 claims
- 2987US6724414B2Imaging device array, optical writing unit and image forming apparatusRICOH KK·Filed 2002·Granted Apr 20, 2004·30 cites·28 claims
- 3087US6697181B2Optical scanning device, image forming apparatus and optical scanning methodRICOH KK·Filed 2002·Granted Feb 24, 2004·27 cites·4 claims
- 3187US6462879B2Optical writing device and image forming apparatus and method using the sameRICOH KK·Filed 2001·Granted Oct 8, 2002·30 cites·14 claims
- 3287US6456314B1Optical printing head and image forming apparatus using itRICOH KK·Filed 2000·Granted Sep 24, 2002·32 cites·14 claims
- 3386US8324265B2Heterocyclic compounds having type I 11β hydroxysteroid dehydrogenase inhibitory activityKUROSE NORIYUKI·Filed 2006·Granted Dec 4, 2012·9 cites·14 claims
- 3486US5204723AHeating apparatus having heater with branchCANON KK·Filed 1991·Granted Apr 20, 1993·35 cites·21 claims
- 3586US4499205AHigh activity catalyst for reforming of methanol and process of preparing sameNISSAN MOTOR·Filed 1983·Granted Feb 12, 1985·41 cites·11 claims
- 3685US8606130B2Toner-density calculating method, reflective optical sensor, and image forming apparatusSUZUKI HIDEMASA·Filed 2013·Granted Dec 10, 2013·3 cites·19 claims
- 3785US7619795B2Optical scanning device, optical scanning method, and image forming apparatusRICOH KK·Filed 2008·Granted Nov 17, 2009·13 cites·8 claims
- 3885US6496214B1Image forming elements array, and optical printing head and image forming apparatus using the arrayRICOH KK·Filed 2000·Granted Dec 17, 2002·32 cites·14 claims
- 3985US6442355B2Developer density controlling apparatus including target density information detection and toner image density detectionCANON KK·Filed 2000·Granted Aug 27, 2002·26 cites·27 claims
- 4085US4875060ADischarge head for an electrostatic recording deviceFUJI XEROX CO LTD·Filed 1988·Granted Oct 17, 1989·27 cites·21 claims
- 4185US4501823ACatalyst for reforming of methanol and process of preparing sameNISSAN MOTOR·Filed 1983·Granted Feb 26, 1985·38 cites·17 claims
- 4284US10427260B2Machine toolSTAR MFG CO·Filed 2018·Granted Oct 1, 2019·3 cites·8 claims
- 4384US8249477B2Method of detecting position of toner pattern, optical sensor, and image forming apparatusMASUDA KOJI·Filed 2009·Granted Aug 21, 2012·7 cites·13 claims
- 4483US6067433ADeveloping apparatus for regulating the amount of developer in the vicinity of repulsive magnetic poleCANON KK·Filed 1998·Granted May 23, 2000·34 cites·8 claims
- 4581US11345716B2Nitrogen-containing condensed ring compounds having dopamine D3 antagonistic effectSHIONOGI & CO·Filed 2020·Granted May 31, 2022·1 cites·18 claims
- 4681US8467065B2Reflective optical sensor and image forming apparatusSUZUKI HIDEMASA·Filed 2010·Granted Jun 18, 2013·3 cites·15 claims
- 4781US6847472B2Optical scanning device image forming apparatus and optical scanning methodRICOH KK·Filed 2004·Granted Jan 25, 2005·17 cites·3 claims
- 4880US10371907B2Fluid control structureIBM·Filed 2017·Granted Aug 6, 2019·2 cites·20 claims
- 4980US9116130B2Reflection type optical sensor and image generation apparatusSUZUKI HIDEMASA·Filed 2013·Granted Aug 25, 2015·3 cites·17 claims
- 5079US9983531B2Moving-member detecting device and image forming apparatusKUDO KOICHI·Filed 2013·Granted May 29, 2018·2 cites·10 claims
Showing the top 50 of 152 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →