Inventor · disambiguated record
Takumi Fujiwara
Also filed as: FUJIWARA TAKUMI
13 granted patents·4 pending applications·98 citations·filing 1990–2022
90Inventor score
Files withTOYOTA MOTOR CO LTD4NEC CORP3SHINETSU CHEMICAL CO2SUMITOMO METAL MINING CO2FUJIWARA TAKUMI1
Top patents by PatentIndex Score
17 records- 0182US6564585B2Method for producing a second-order nonlinear glass materialSHINETSU CHEMICAL CO·Filed 2001·Granted May 20, 2003·18 cites·4 claims
- 0262US5966233AInducing or enhancing electro-optic properties in optically transmissive material with simultaneous UV irradiation and electric field applicationUNIV SYDNEY·Filed 1995·Granted Oct 12, 1999·33 cites·74 claims
- 0359US8984126B2Service collaboration device, service collaboration method, and computer-readable recording mediumFUJIWARA TAKUMI·Filed 2012·Granted Mar 17, 2015·2 cites·12 claims
- 0456US6246815B1Grating element, light wavelength selection utilizing the same, and optical signal transmitting systemTOYOTA MOTOR CO LTD·Filed 1997·Granted Jun 12, 2001·24 cites·8 claims
- 0555US6380109B1Second-order nonlinear glass materialSHINETSU CHEMICAL CO·Filed 2000·Granted Apr 30, 2002·2 cites·6 claims
- 0650US2023117052A1Control system, control method, and non-transitory computer readable storage mediumYOKOGAWA ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 0749US10891164B2Resource setting control device, resource setting control system, resource setting control method, and computer-readable recording mediumNEC CORP·Filed 2018·Granted Jan 12, 2021·0 cites·14 claims
- 0848US8201421B2Optical component and method for its productionKOMATSU TAKAYUKI·Filed 2008·Granted Jun 19, 2012·2 cites·18 claims
- 0946US6581414B2Optical nonlinearity material and production method thereforTOYOTA MOTOR CO LTD·Filed 2001·Granted Jun 24, 2003·2 cites·4 claims
- 1045US2016011928A1Log output control device, method, and computer-readable recording mediumNEC CORP·Filed 2014·Application pending·0 cites
- 1143US8926865B2White light-emitting glass, glass-covered light-emitting element, and light-emitting deviceUNIV KYOTO·Filed 2013·Granted Jan 6, 2015·0 cites·8 claims
- 1240US2020348578A1Optical wavelength converter and method for manufacturing optical wavelength converterSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Application pending·0 cites
- 1337US2019052717A1Communication system, edge server, method, and storage mediumNEC CORP·Filed 2017·Application pending·0 cites
- 1435US5115512AOptical waveguide device and method of making the sameSUMITOMO METAL MINING CO·Filed 1990·Granted May 19, 1992·8 cites·8 claims
- 1533US6466722B1Method of fabricating optical nonlinear thin film waveguide and optical nonlinear thin film waveguideTOYOTA MOTOR CO LTD·Filed 1999·Granted Oct 15, 2002·5 cites·4 claims
- 1629US6374026B1Manufacture of planar waveguide and planar waveguideTOYOTA MOTOR CO LTD·Filed 1997·Granted Apr 16, 2002·1 cites·4 claims
- 1725US5046801AOptical waveguide having low optical damageSUMITOMO METAL MINING CO·Filed 1990·Granted Sep 10, 1991·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →