Inventor

FUJIWARA TAKUMI

JP13 patents

⚠️ This page may combine multiple inventors who share the name “FUJIWARA TAKUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

4 patents

US6246815B1Jun 12, 2001

Grating element, light wavelength selection utilizing the same, and optical signal transmitting system

TOYOTA MOTOR CO LTD24 citations90

US6581414B2Jun 24, 2003

Optical nonlinearity material and production method therefor

TOYOTA MOTOR CO LTD2 citations61

US6466722B1Oct 15, 2002

Method of fabricating optical nonlinear thin film waveguide and optical nonlinear thin film waveguide

TOYOTA MOTOR CO LTD5 citations61

US6374026B1Apr 16, 2002

Manufacture of planar waveguide and planar waveguide

TOYOTA MOTOR CO LTD1 citations50

SHINETSU CHEMICAL CO

2 patents

US6564585B2May 20, 2003

Method for producing a second-order nonlinear glass material

SHINETSU CHEMICAL CO18 citations89

US6380109B1Apr 30, 2002

Second-order nonlinear glass material

SHINETSU CHEMICAL CO2 citations60

SUMITOMO METAL MINING CO

2 patents

US5115512AMay 19, 1992

Optical waveguide device and method of making the same

SUMITOMO METAL MINING CO8 citations69

US5046801ASep 10, 1991

Optical waveguide having low optical damage

SUMITOMO METAL MINING CO1 citations47

UNIV SYDNEY

1 patent

US5966233AOct 12, 1999

Inducing or enhancing electro-optic properties in optically transmissive material with simultaneous UV irradiation and electric field application

UNIV SYDNEY33 citations88

FUJIWARA TAKUMI

1 patent

US8984126B2Mar 17, 2015

Service collaboration device, service collaboration method, and computer-readable recording medium

FUJIWARA TAKUMI2 citations55

KOMATSU TAKAYUKI

1 patent

US8201421B2Jun 19, 2012

Optical component and method for its production

KOMATSU TAKAYUKI2 citations51

NEC CORP

1 patent

US10891164B2Jan 12, 2021

Resource setting control device, resource setting control system, resource setting control method, and computer-readable recording medium

NEC CORP0 citations50

UNIV KYOTO

1 patent

US8926865B2Jan 6, 2015

White light-emitting glass, glass-covered light-emitting element, and light-emitting device

UNIV KYOTO0 citations48