Takeshi Yamatoya

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser device
- Patent number 11,552,451
- Issue date Jan 10, 2023
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical transmission device
- Patent number 11,385,403
- Issue date Jul 12, 2022
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- G02 - OPTICS
Information Patent Grant
Semiconductor optical element, optical module and method of manufac...
- Patent number 9,246,622
- Issue date Jan 26, 2016
- Mitsubishi Electric Corporation
- Asami Uchiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electro-absorption modulator and optical semiconductor device
- Patent number 8,654,430
- Issue date Feb 18, 2014
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- G02 - OPTICS
Information Patent Grant
Semiconductor optical element
- Patent number 8,457,451
- Issue date Jun 4, 2013
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- G02 - OPTICS
Information Patent Grant
Integrated semiconductor optical device
- Patent number 7,876,799
- Issue date Jan 25, 2011
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- G02 - OPTICS
Information Patent Grant
Optical waveguide and semiconductor optical element
- Patent number 7,733,934
- Issue date Jun 8, 2010
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR LASER DEVICE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20230253759
- Publication date Aug 10, 2023
- Mitsubishi Electric Corporation
- Asami UCHIYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LASER DEVICE
- Publication number 20220231478
- Publication date Jul 21, 2022
- Mitsubishi Electric Corporation
- Takeshi YAMATOYA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL TRANSMISSION DEVICE
- Publication number 20210103093
- Publication date Apr 8, 2021
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LASER DEVICE
- Publication number 20200403380
- Publication date Dec 24, 2020
- Mitsubishi Electric Corporation
- Takeshi YAMATOYA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MODULATOR INTEGRATED LASER DEVICE
- Publication number 20150171592
- Publication date Jun 18, 2015
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR OPTICAL ELEMENT, OPTICAL MODULE AND METHOD OF MANUFAC...
- Publication number 20150093115
- Publication date Apr 2, 2015
- Mitsubishi Electric Corporation
- Asami Uchiyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MODULATOR INTEGRATED LASER DEVICE
- Publication number 20130272326
- Publication date Oct 17, 2013
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- B82 - NANO-TECHNOLOGY
Information Patent Application
ELECTRO-ABSORPTION MODULATOR AND OPTICAL SEMICONDUCTOR DEVICE
- Publication number 20120134383
- Publication date May 31, 2012
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR AND MANUFACTURING METHOD THEREFOR
- Publication number 20110235960
- Publication date Sep 29, 2011
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR OPTICAL ELEMENT AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20100272389
- Publication date Oct 28, 2010
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- G02 - OPTICS
Information Patent Application
INTEGRATED SEMICONDUCTOR OPTICAL DEVICE
- Publication number 20090166807
- Publication date Jul 2, 2009
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE, SEMICONDUCTOR OPTICAL INTEGRATED ELEMENT, AND ME...
- Publication number 20080037605
- Publication date Feb 14, 2008
- Mitsubishi Electric Corporation
- Takeshi Yamatoya
- B82 - NANO-TECHNOLOGY
Information Patent Application
SEMICONDUCTOR LASER DEVICE WITH SMALL VARIATION OF THE OSCILLATION...
- Publication number 20070171950
- Publication date Jul 26, 2007
- Mitsubishi Electric Corporation
- Kazuhisa TAKAGI
- H01 - BASIC ELECTRIC ELEMENTS

Takeshi Yamatoya

Person

Patents Grantslast 30 patents

Semiconductor laser device

Optical transmission device

Semiconductor optical element, optical module and method of manufac...

Electro-absorption modulator and optical semiconductor device

Semiconductor optical element

Integrated semiconductor optical device

Optical waveguide and semiconductor optical element

Patents Applicationslast 30 patents

SEMICONDUCTOR LASER DEVICE AND METHOD FOR MANUFACTURING THE SAME

SEMICONDUCTOR LASER DEVICE

OPTICAL TRANSMISSION DEVICE

SEMICONDUCTOR LASER DEVICE

MODULATOR INTEGRATED LASER DEVICE

SEMICONDUCTOR OPTICAL ELEMENT, OPTICAL MODULE AND METHOD OF MANUFAC...

MODULATOR INTEGRATED LASER DEVICE

ELECTRO-ABSORPTION MODULATOR AND OPTICAL SEMICONDUCTOR DEVICE

OPTICAL MODULATOR AND MANUFACTURING METHOD THEREFOR

SEMICONDUCTOR OPTICAL ELEMENT AND METHOD FOR MANUFACTURING THE SAME

INTEGRATED SEMICONDUCTOR OPTICAL DEVICE

OPTICAL WAVEGUIDE, SEMICONDUCTOR OPTICAL INTEGRATED ELEMENT, AND ME...

SEMICONDUCTOR LASER DEVICE WITH SMALL VARIATION OF THE OSCILLATION...