Inventor · disambiguated record
Masahiro Yoshikawa
Also filed as: YOSHIKAWA MASAHIRO
35 granted patents·9 pending applications·520 citations·filing 1989–2022
97Inventor score
Files withFUJI XEROX CO LTD16HOSOKAWA MICRON KK4DAINIPPON PRINTING CO LTD3FUJITSU LTD3NIPPON FILCON KK3
Top patents by PatentIndex Score
44 records- 0197US6529541B1Surface emitting semiconductor laserFUJI XEROX CO LTD·Filed 2000·Granted Mar 4, 2003·79 cites·21 claims
- 0295US6632538B1Sheet for cell and cell deviceDAINIPPON PRINTING CO LTD·Filed 1999·Granted Oct 14, 2003·145 cites·5 claims
- 0390US8455135B2Battery case forming sheet and battery packetYAMAZAKI TAKUYA·Filed 2012·Granted Jun 4, 2013·6 cites·2 claims
- 0489US7386025B2Surface emitting semiconductor laser array and optical transmission system using the sameFUJI XEROX CO LTD·Filed 2005·Granted Jun 10, 2008·19 cites·14 claims
- 0589US6650683B2Surface emitting semiconductor laserFUJI XEROX CO LTD·Filed 2002·Granted Nov 18, 2003·30 cites·9 claims
- 0683US7596163B2VCSEL, manufacturing method thereof, module, light sending device, optical spatial transmission device, light sending system, and optical spatial transmission systemFUJI XEROX CO LTD·Filed 2007·Granted Sep 29, 2009·7 cites·20 claims
- 0778US8031755B2Surface emitting semiconductor laser and method for fabricating the sameFUJI XEROX CO LTD·Filed 2009·Granted Oct 4, 2011·5 cites·9 claims
- 0878US6271110B1Bump-forming method using two plates and electronic deviceFUJITSU LTD·Filed 1998·Granted Aug 7, 2001·54 cites·8 claims
- 0977US7881354B2VCSEL, manufacturing method thereof, optical device, light irradiation device, data processing device, light sending device, optical spatial transmission device, and optical transmission systemFUJI XEROX CO LTD·Filed 2007·Granted Feb 1, 2011·5 cites·14 claims
- 1077US6319810B1Method for forming solder bumpsFUJITSU LTD·Filed 1996·Granted Nov 20, 2001·55 cites·6 claims
- 1174US6291369B1Resin moldingDAINIPPON PRINTING CO LTD·Filed 1999·Granted Sep 18, 2001·26 cites·23 claims
- 1270US6090301AMethod for fabricating bump forming plate memberFUJITSU LTD·Filed 1997·Granted Jul 18, 2000·37 cites·5 claims
- 1364US8477821B2Vertical cavity surface emitting laser, vertical cavity surface emitting laser device, and optical transmission deviceYOSHIKAWA MASAHIRO·Filed 2010·Granted Jul 2, 2013·2 cites·5 claims
- 1464US7901146B2Optical module, optical transmission device, and surface optical deviceFUJI XEROX CO LTD·Filed 2009·Granted Mar 8, 2011·3 cites·9 claims
- 1562US8323828B2Battery case forming sheet and battery packetYAMAZAKI TAKUYA·Filed 2003·Granted Dec 4, 2012·4 cites·7 claims
- 1661US9555416B2Jet millYOSHIKAWA MASAHIRO·Filed 2011·Granted Jan 31, 2017·2 cites·6 claims
- 1759US7686238B2Powder processing methodHOSOKAWA MICRON KK·Filed 2003·Granted Mar 30, 2010·5 cites·5 claims
- 1855US7905434B2Powder processing apparatusHOSOKAWA MICRON KK·Filed 2010·Granted Mar 15, 2011·2 cites·7 claims
- 1953US12084774B2Gas wiping nozzle and method for manufacturing hot-dip metal coated metal stripJFE STEEL CORP·Filed 2021·Granted Sep 10, 2024·0 cites·17 claims
- 2052US11598032B2Web support, production method therefor, and patterning methodNIPPON FILCON KK·Filed 2018·Granted Mar 7, 2023·0 cites·4 claims
- 2152US7250212B2Porous body-coated fiber, porous body-coated particle, and formed article using the sameHOSOKAWA POWDER TECHNOLOGY RES·Filed 2004·Granted Jul 31, 2007·4 cites·17 claims
- 2252US2023112504A1Rectification memberNIPPON FILCON KK·Filed 2022·Application pending·0 cites
- 2350US5001034AImage transfer methodSANYO KOKUSAKU PULP CO·Filed 1989·Granted Mar 19, 1991·10 cites·3 claims
- 2449US11885049B2Mesh belt used in apparatus for producing water absorbing bodyNIPPON FILCON KK·Filed 2020·Granted Jan 30, 2024·0 cites·12 claims
- 2549US7180926B2Surface emitting semiconductor laserFUJI XEROX CO LTD·Filed 2003·Granted Feb 20, 2007·1 cites·6 claims
- 2648US7751459B2Vertical-cavity surface-emitting laser, module, optical transmission device, free space optical communication device, optical transmission system, and free space optical communication systemFUJI XEROX CO LTD·Filed 2008·Granted Jul 6, 2010·0 cites·13 claims
- 2748US2006292868A1Surface emitting semiconductor laserFUJI XEROX CO LTD·Filed 2006·Application pending·0 cites
- 2847US8989644B2Image forming apparatus having fixing unit with improved light emission, fixing device, and drying deviceFUJI XEROX CO LTD·Filed 2013·Granted Mar 24, 2015·0 cites·14 claims
- 2947US7817703B2Vertical-cavity surface-emitting laser, module, optical transmission device, optical transmission system, free space optical communication device, and free space optical communication systemFUJI XEROX CO LTD·Filed 2008·Granted Oct 19, 2010·0 cites·25 claims
- 3047US7724799B2VCSEL, optical device, light irradiation device, data processing device, light source, free space optical communication device, and optical transmission systemFUJI XEROX CO LTD·Filed 2008·Granted May 25, 2010·0 cites·17 claims
- 3147US2010226656A1Optical waveguide, light transmission apparatus, and electronic equipmentFUJI XEROX CO LTD·Filed 2009·Application pending·0 cites
- 3247US2021305771A1Light-emitting componentFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Application pending·0 cites
- 3346US8465993B2Vertical cavity surface emitting laser, vertical cavity surface emitting laser device, optical transmission device, and information processing apparatusTAKEDA KAZUTAKA·Filed 2012·Granted Jun 18, 2013·0 cites·5 claims
- 3446US2001046822A1Resin molding manufacturing method, apparatus for carrying out the method and caseDAINIPPON PRINTING CO LTD·Filed 2001·Application pending·0 cites
- 3546US2011135318A1Vertical cavity surface emitting laser, vertical cavity surface emitting laser device, optical transmission device, and information processing apparatusFUJI XEROX CO LTD·Filed 2010·Application pending·0 cites
- 3645US10717224B2Method of manufacturing product with skinTOYODA GOSEI KK·Filed 2017·Granted Jul 21, 2020·0 cites·7 claims
- 3745US5273855AMethod of forming multi-color imageSANYO KOKUSAKU PULP CO·Filed 1991·Granted Dec 28, 1993·8 cites·7 claims
- 3843US5081072AManufacturing method of superconducting material and product and superconducting materialHOSOKAWA MICRON KK·Filed 1990·Granted Jan 14, 1992·11 cites·12 claims
- 3939US2017136498A1ClassifierHOSOKAWA MICRON KK·Filed 2014·Application pending·0 cites
- 4038US2013105607A1Pulverizing apparatusYOSHIKAWA MASAHIRO·Filed 2011·Application pending·0 cites
- 4136US8659020B2Epitaxial silicon wafer and method for manufacturing sameKAWASHIMA TADASHI·Filed 2010·Granted Feb 25, 2014·0 cites·12 claims
- 4235US2011150500A1Vertical cavity surface emitting laser, vertical cavity surface emitting laser device, optical transmission device, and information processing apparatusFUJI XEROX CO LTD·Filed 2010·Application pending·0 cites
- 4332US8420514B2Epitaxial silicon wafer and method for manufacturing sameKAWASHIMA TADASHI·Filed 2010·Granted Apr 16, 2013·0 cites·7 claims
- 4424USD851251SFinger cap of an artificial handDAIYA IND CO LTD·Filed 2016·Granted Jun 11, 2019·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Masahiro Yoshikawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →