Shinji Iwatsuka

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical modulation element
- Patent number 12,164,185
- Issue date Dec 10, 2024
- TDK Corporation
- Anthony Reymund Melad Binarao
- G02 - OPTICS
Information Patent Grant
Optical waveguide element and optical modulation element
- Patent number 12,085,791
- Issue date Sep 10, 2024
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical modulator
- Patent number 11,366,344
- Issue date Jun 21, 2022
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical modulator
- Patent number 11,226,531
- Issue date Jan 18, 2022
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Electro-optic device
- Patent number 11,086,149
- Issue date Aug 10, 2021
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical modulator
- Patent number 11,003,043
- Issue date May 11, 2021
- TDK Corporation
- Yasuhiro Ohmori
- G02 - OPTICS
Information Patent Grant
Electro-optic device
- Patent number 11,003,044
- Issue date May 11, 2021
- TDK Corporation
- Hiroki Hara
- G02 - OPTICS
Information Patent Grant
Optical modulator
- Patent number 10,989,980
- Issue date Apr 27, 2021
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical modulator
- Patent number 10,955,722
- Issue date Mar 23, 2021
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Dielectric thin film-applied substrate and optical modulation eleme...
- Patent number 10,649,246
- Issue date May 12, 2020
- TDK Corporation
- Kenji Sasaki
- G02 - OPTICS
Information Patent Grant
Optical modulator
- Patent number 10,591,801
- Issue date Mar 17, 2020
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical waveguide element and optical modulator using the same
- Patent number 10,585,328
- Issue date Mar 10, 2020
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical waveguide element and optical modulator using the same
- Patent number 10,359,684
- Issue date Jul 23, 2019
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical waveguide element and optical modulator using the same
- Patent number 10,203,583
- Issue date Feb 12, 2019
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical waveguide element and optical modulator using the same
- Patent number 9,939,709
- Issue date Apr 10, 2018
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical modulator
- Patent number 9,244,296
- Issue date Jan 26, 2016
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Magneto-optical component
- Patent number 7,444,040
- Issue date Oct 28, 2008
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Reflection-type optical device
- Patent number 7,072,111
- Issue date Jul 4, 2006
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Magneto-optical devices
- Patent number 7,002,732
- Issue date Feb 21, 2006
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Magneto-optic optical device
- Patent number 6,833,941
- Issue date Dec 21, 2004
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Faraday rotator and optical attenuator
- Patent number 6,747,782
- Issue date Jun 8, 2004
- TDK Corporation
- Masanori Goto
- G02 - OPTICS
Information Patent Grant
Composite optical element, optical isolator, optical attenuator and...
- Patent number 6,621,630
- Issue date Sep 16, 2003
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Composite optical element, optical isolator, optical circulator, op...
- Patent number 6,359,733
- Issue date Mar 19, 2002
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Magnetic garnet material and faraday rotator using the same
- Patent number 6,309,557
- Issue date Oct 30, 2001
- TDK Corporation
- Atsushi Ooido
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composite optical element, optical isolator, optical circulator, op...
- Patent number 6,130,778
- Issue date Oct 10, 2000
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical fiber terminal with optical isolator and semiconductor lase...
- Patent number 5,841,922
- Issue date Nov 24, 1998
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical isolator, optical isolator with fiber and method for making...
- Patent number 5,691,845
- Issue date Nov 25, 1997
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Faraday rotator
- Patent number 5,640,516
- Issue date Jun 17, 1997
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Apparatus and method for measuring magnetic fields employing magnet...
- Patent number 5,619,367
- Issue date Apr 8, 1997
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Grant
Optical fiber terminal pitted with optical isolator
- Patent number 5,500,915
- Issue date Mar 19, 1996
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATION ELEMENT
- Publication number 20230069468
- Publication date Mar 2, 2023
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATION ELEMENT
- Publication number 20230057036
- Publication date Feb 23, 2023
- TDK Corporation
- Anthony Reymund Melad Binarao
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATION ELEMENT
- Publication number 20230059850
- Publication date Feb 23, 2023
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR
- Publication number 20230040729
- Publication date Feb 9, 2023
- TDK Corporation
- Kenji ENDOU
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR
- Publication number 20220382118
- Publication date Dec 1, 2022
- TDK Corporation
- Hiroki HARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRO-OPTIC DEVICE
- Publication number 20210103165
- Publication date Apr 8, 2021
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
ELECTRO-OPTIC DEVICE
- Publication number 20200310216
- Publication date Oct 1, 2020
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR
- Publication number 20200310170
- Publication date Oct 1, 2020
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR
- Publication number 20200272020
- Publication date Aug 27, 2020
- FUJITSU OPTICAL COMPONENTS LIMITED
- Yasuhiro Ohmori
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR
- Publication number 20200271963
- Publication date Aug 27, 2020
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Application
ELECTRO-OPTIC DEVICE
- Publication number 20200272021
- Publication date Aug 27, 2020
- FUJITSU OPTICAL COMPONENTS LIMITED
- Hiroki HARA
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR
- Publication number 20200218126
- Publication date Jul 9, 2020
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR
- Publication number 20200174337
- Publication date Jun 4, 2020
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
DIELECTRIC THIN FILM-APPLIED SUBSTRATE AND OPTICAL MODULATION ELEME...
- Publication number 20190293972
- Publication date Sep 26, 2019
- TDK Corporation
- Kenji SASAKI
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR USING THE SAME
- Publication number 20190271897
- Publication date Sep 5, 2019
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR
- Publication number 20190146302
- Publication date May 16, 2019
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR USING THE SAME
- Publication number 20190079366
- Publication date Mar 14, 2019
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR USING THE SAME
- Publication number 20180188629
- Publication date Jul 5, 2018
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR USING THE SAME
- Publication number 20170052424
- Publication date Feb 23, 2017
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR
- Publication number 20150138619
- Publication date May 21, 2015
- TDK Corporation
- Shinji IWATSUKA
- G02 - OPTICS
Information Patent Application
Magneto-optical component
- Publication number 20050179980
- Publication date Aug 18, 2005
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Application
Magneto-optical devices
- Publication number 20050146769
- Publication date Jul 7, 2005
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Application
Reflection-type optical device
- Publication number 20050111102
- Publication date May 26, 2005
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Application
Magneto-optic optical device
- Publication number 20040027639
- Publication date Feb 12, 2004
- TDK Corporation
- Shinji Iwatsuka
- G02 - OPTICS
Information Patent Application
Faraday rotator and optical attenuator
- Publication number 20020186447
- Publication date Dec 12, 2002
- Masanori Goto
- G02 - OPTICS
Information Patent Application
Composite optical element, optical isolator, optical attenuator and...
- Publication number 20010032940
- Publication date Oct 25, 2001
- Shinji Iwatsuka
- G02 - OPTICS

Shinji Iwatsuka

Person

Patents Grantslast 30 patents

Optical modulation element

Optical waveguide element and optical modulation element

Optical modulator

Optical modulator

Electro-optic device

Optical modulator

Electro-optic device

Optical modulator

Optical modulator

Dielectric thin film-applied substrate and optical modulation eleme...

Optical modulator

Optical waveguide element and optical modulator using the same

Optical waveguide element and optical modulator using the same

Optical waveguide element and optical modulator using the same

Optical waveguide element and optical modulator using the same

Optical modulator

Magneto-optical component

Reflection-type optical device

Magneto-optical devices

Magneto-optic optical device

Faraday rotator and optical attenuator

Composite optical element, optical isolator, optical attenuator and...

Composite optical element, optical isolator, optical circulator, op...

Magnetic garnet material and faraday rotator using the same

Composite optical element, optical isolator, optical circulator, op...

Optical fiber terminal with optical isolator and semiconductor lase...

Optical isolator, optical isolator with fiber and method for making...

Faraday rotator

Apparatus and method for measuring magnetic fields employing magnet...

Optical fiber terminal pitted with optical isolator

Patents Applicationslast 30 patents

OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATION ELEMENT

OPTICAL MODULATION ELEMENT

OPTICAL MODULATION ELEMENT

OPTICAL MODULATOR

OPTICAL MODULATOR

ELECTRO-OPTIC DEVICE

ELECTRO-OPTIC DEVICE

OPTICAL MODULATOR

OPTICAL MODULATOR

OPTICAL MODULATOR

ELECTRO-OPTIC DEVICE

OPTICAL MODULATOR

OPTICAL MODULATOR

DIELECTRIC THIN FILM-APPLIED SUBSTRATE AND OPTICAL MODULATION ELEME...

OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR USING THE SAME

OPTICAL MODULATOR

OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR USING THE SAME

OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR USING THE SAME

OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR USING THE SAME

OPTICAL MODULATOR

Magneto-optical component

Magneto-optical devices

Reflection-type optical device

Magneto-optic optical device

Faraday rotator and optical attenuator

Composite optical element, optical isolator, optical attenuator and...