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Masakazu Takabayashi
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-mode interferometric optical waveguide device and photonic in...
Patent number
11,971,579
Issue date
Apr 30, 2024
Mitsubishi Electric Corporation
Masakazu Takabayashi
G02 - OPTICS
Information
Patent Grant
Multi-mode interference multiplexer/demultiplexer and optical eleme...
Patent number
10,983,272
Issue date
Apr 20, 2021
Mitsubishi Electric Corporation
Masakazu Takabayashi
G02 - OPTICS
Information
Patent Grant
Semiconductor laser and optical integrated light source including t...
Patent number
9,762,029
Issue date
Sep 12, 2017
Mitsubishi Electric Corporation
Mitsunobu Gotoda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Wavelength-tunable light source and wavelength-tunable light source...
Patent number
9,601,906
Issue date
Mar 21, 2017
Mitsubishi Electric Corporation
Masakazu Takabayashi
G02 - OPTICS
Information
Patent Grant
Wavelength variable light source and wavelength variable light sour...
Patent number
9,184,568
Issue date
Nov 10, 2015
Mitsubishi Electric Corporation
Mitsunobu Gotoda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical semiconductor device
Patent number
9,147,997
Issue date
Sep 29, 2015
Mitsubishi Electric Corporation
Takeshi Saito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical semiconductor device
Patent number
9,042,008
Issue date
May 26, 2015
Mitsubishi Electric Corporation
Takeshi Saito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical fiber sensor
Patent number
8,351,029
Issue date
Jan 8, 2013
Mitsubishi Electric Corporation
Satoshi Nishikawa
G01 - MEASURING TESTING
Information
Patent Grant
Optical fiber sensor
Patent number
8,285,086
Issue date
Oct 9, 2012
Mitsubishi Electric Corporation
Satoshi Nishikawa
G01 - MEASURING TESTING
Information
Patent Grant
Optical fiber sensor
Patent number
7,672,544
Issue date
Mar 2, 2010
Mitsubishi Electric Corporation
Masakazu Takabayashi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Tunable dispersion compensator and method of manufacturing the same
Patent number
7,379,640
Issue date
May 27, 2008
Mitsubishi Denki Kabushiki Kaisha
Sadayuki Matsumoto
G02 - OPTICS
Information
Patent Grant
Polarization dispersion compensating apparatus
Patent number
6,882,760
Issue date
Apr 19, 2005
Mitsubishi Denki Kabushiki Kaisha
Masakazu Takabayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Variable dispersion compensator
Patent number
6,810,179
Issue date
Oct 26, 2004
Mitsubishi Denki Kabushiki Kaisha
Takuya Ohira
G02 - OPTICS
Information
Patent Grant
PMD compensating apparatus for controlling polarization controller...
Patent number
6,807,322
Issue date
Oct 19, 2004
Mitsubishi Denki Kabushiki Kaisha
Masakazu Takabayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of manufacturing grating
Patent number
6,690,860
Issue date
Feb 10, 2004
Mitsubishi Denki Kabushiki Kaisha
Sadayuki Matsumoto
G02 - OPTICS
Information
Patent Grant
Temperature control system for a grating
Patent number
6,643,430
Issue date
Nov 4, 2003
Mitsubishi Denki Kabushiki Kaisha
Sadayuki Matsumoto
G02 - OPTICS
Information
Patent Grant
Waveguide grating device and method of controlling Bragg wavelength...
Patent number
6,522,809
Issue date
Feb 18, 2003
Mitsubishi Denki Kabushiki Kaisha
Masakazu Takabayashi
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL PHASE MODULATOR
Publication number
20230221612
Publication date
Jul 13, 2023
Mitsubishi Electric Corporation
Masakazu TAKABAYASHI
G02 - OPTICS
Information
Patent Application
MULTI-MODE INTERFEROMETRIC OPTICAL WAVEGUIDE DEVICE AND PHOTONIC IN...
Publication number
20220050350
Publication date
Feb 17, 2022
Mitsubishi Electric Corporation
Masakazu TAKABAYASHI
G02 - OPTICS
Information
Patent Application
MULTI-MODE INTERFERENCE MULTIPLEXER/DEMULTIPLEXER AND OPTICAL ELEME...
Publication number
20200264369
Publication date
Aug 20, 2020
MITSUBISHI ELECTRIC CORPORATION
Masakazu TAKABAYASHI
G02 - OPTICS
Information
Patent Application
WAVELENGTH-TUNABLE LIGHT SOURCE AND WAVELENGTH-TUNABLE LIGHT SOURCE...
Publication number
20160233642
Publication date
Aug 11, 2016
MITSUBISHI ELECTRIC CORPORATION
Masakazu TAKABAYASHI
G02 - OPTICS
Information
Patent Application
SEMICONDUCTOR LASER AND OPTICAL INTEGRATED LIGHT SOURCE INCLUDING T...
Publication number
20160149379
Publication date
May 26, 2016
MITSUBISHI ELECTRIC CORPORATION
Mitsunobu GOTODA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL SEMICONDUCTOR DEVICE
Publication number
20150229407
Publication date
Aug 13, 2015
Mitsubishi Electric Corporation
Takeshi Saito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WAVELENGTH VARIABLE LIGHT SOURCE AND WAVELENGTH VARIABLE LIGHT SOUR...
Publication number
20150063740
Publication date
Mar 5, 2015
MITSUBISHI ELECTRIC CORPORATION
Mitsunobu Gotoda
G02 - OPTICS
Information
Patent Application
OPTICAL SEMICONDUCTOR DEVICE
Publication number
20140198378
Publication date
Jul 17, 2014
Mitsubishi Electric Corporation
Takeshi Saito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL SEMICONDUCTOR DEVICE
Publication number
20140056556
Publication date
Feb 27, 2014
Mitsubishi Electric Corporation
Yoshifumi Sasahata
B82 - NANO-TECHNOLOGY
Information
Patent Application
OPTICAL SEMICONDUCTOR DEVICE
Publication number
20130208350
Publication date
Aug 15, 2013
Mitsubishi Electric Corporation
Takeshi Saito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL FIBER SENSOR
Publication number
20100296080
Publication date
Nov 25, 2010
Mitsubishi Electric Corporation
Satoshi Nishikawa
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER SENSOR
Publication number
20100080502
Publication date
Apr 1, 2010
Mitsubishi Electric Corporation
Satoshi Nishikawa
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSOR
Publication number
20090034901
Publication date
Feb 5, 2009
MITSUBISHI ELECTRIC CORPORATION
Masakazu Takabayashi
B60 - VEHICLES IN GENERAL
Information
Patent Application
Tunable dispersion compensator and method of manufacturing the same
Publication number
20060280397
Publication date
Dec 14, 2006
Mitsubishi Denki Kabushiki Kaisha
Sadayuki Matsumoto
G02 - OPTICS
Information
Patent Application
Polarization dispersion compensating apparatus
Publication number
20040101227
Publication date
May 27, 2004
Masakazu Takabayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Variable dispersion compensator
Publication number
20030228103
Publication date
Dec 11, 2003
Mitsubishi Denki Kabushiki Kaisha
Takuya Ohira
G02 - OPTICS
Information
Patent Application
PMD compensating apparatus for controlling polarization controller...
Publication number
20030165284
Publication date
Sep 4, 2003
Mitsubishi Denki Kabushiki Kaisha
Masakazu Takabayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Temperature control system for a grating
Publication number
20020114570
Publication date
Aug 22, 2002
Sadayuki Matsumoto
G02 - OPTICS
Information
Patent Application
Method of manufacturing grating
Publication number
20020081068
Publication date
Jun 27, 2002
Sadayuki Matsumoto
G02 - OPTICS