Inventor · disambiguated record
Osamu Arakawa
Also filed as: ARAKAWA OSAMU
19 granted patents·4 pending applications·90 citations·filing 1976–2020
92Inventor score
Files withSEIKO EPSON CORP9ARAKAWA OSAMU3MURATA MACHINERY LTD2TOKYO SHIBAURA ELECTRIC CO2ANDO ELECTRIC1
Top patents by PatentIndex Score
23 records- 0189US9651853B2Light source device and projectorSEIKO EPSON CORP·Filed 2015·Granted May 16, 2017·7 cites·17 claims
- 0283US8532550B2Fusing unit for stable small-sheet feeding in image forming apparatusARAKAWA OSAMU·Filed 2011·Granted Sep 10, 2013·4 cites·8 claims
- 0376US8780444B2Screen and projection systemARAKAWA OSAMU·Filed 2012·Granted Jul 15, 2014·3 cites·21 claims
- 0473US10101645B2Wavelength conversion element, light source device, and projectorSEIKO EPSON CORP·Filed 2017·Granted Oct 16, 2018·1 cites·19 claims
- 0564US6724206B2Device carrier and autohandlerANDO ELECTRIC·Filed 2002·Granted Apr 20, 2004·9 cites·20 claims
- 0660US11480859B2Phosphor, wavelength conversion element, light source device, and projectorSEIKO EPSON CORP·Filed 2020·Granted Oct 25, 2022·0 cites·20 claims
- 0760US7603060B2Image forming device and power transmission mechanismMURATA MACHINERY LTD·Filed 2007·Granted Oct 13, 2009·2 cites·15 claims
- 0857US10830417B2Wavelength converter, light source apparatus, and projectorSEIKO EPSON CORP·Filed 2019·Granted Nov 10, 2020·0 cites·13 claims
- 0957US5800205AContact mechanism for IC testingANDO ELECTRICAL CO LTD·Filed 1996·Granted Sep 1, 1998·24 cites·8 claims
- 1054US10564534B2Light source apparatus and projectorSEIKO EPSON CORP·Filed 2019·Granted Feb 18, 2020·0 cites·14 claims
- 1154US4631796ATorque sensor and method for manufacturing the sameTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Dec 30, 1986·9 cites·9 claims
- 1253US11156909B2Wavelength converter, light source apparatus, and projectorSEIKO EPSON CORP·Filed 2020·Granted Oct 26, 2021·0 cites·18 claims
- 1351US11279871B2Ceramic composite, light source apparatus, and projectorSEIKO EPSON CORP·Filed 2020·Granted Mar 22, 2022·0 cites·13 claims
- 1449US4027134AElectrode for electrical discharge machiningTOKYO SHIBAURA ELECTRIC CO·Filed 1976·Granted May 31, 1977·9 cites·3 claims
- 1547US8891992B2Image forming apparatus and temperature controlling method of image forming apparatusARAKAWA OSAMU·Filed 2012·Granted Nov 18, 2014·0 cites·12 claims
- 1647US5787301AParallel computer systemHITACHI LTD·Filed 1995·Granted Jul 28, 1998·20 cites·5 claims
- 1745US8654442B2Refelctive front screenUCHIDA TATSUO·Filed 2012·Granted Feb 18, 2014·0 cites·20 claims
- 1843US2019187545A1Wavelength conversion element, light source apparatus, and projectorSEIKO EPSON CORP·Filed 2018·Application pending·0 cites
- 1938US2017244939A1Wavelength conversion device, illumination device, and projectorSEIKO EPSON CORP·Filed 2017·Application pending·0 cites
- 2035USD529075SDeveloper fixing unitMURATA MACHINERY LTD·Filed 2004·Granted Sep 26, 2006·2 cites·1 claims
- 2135US2002079195A1Carrier positional displacement detecting mechanismFiled 2001·Application pending·0 cites
- 2231US6984972B2Carrier transporting apparatus, method of transporting a carrier and transporting apparatusYOKOGAWA ELECTRIC CORP·Filed 2001·Granted Jan 10, 2006·0 cites·7 claims
- 2328US2002056190A1Electronic component transfer system and method of transferring electronic componentsFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →