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Masatoshi KATAYAMA
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Chiyoda-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical transceiver
Patent number
10,534,147
Issue date
Jan 14, 2020
Mitsubishi Electric Corporation
Hiroyuki Ozaki
G02 - OPTICS
Information
Patent Grant
Light-emission error preventing circuit for optical transmitter
Patent number
8,897,653
Issue date
Nov 25, 2014
Mitsubishi Electric Corporation
Kenji Senoo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical reception module and method of manufacturing optical recept...
Patent number
8,885,992
Issue date
Nov 11, 2014
Mitsubishi Electric Corporation
Tamon Omura
G02 - OPTICS
Information
Patent Grant
Optical transmission/reception module
Patent number
8,655,181
Issue date
Feb 18, 2014
Mitsubishi Electric Corporation
Akihiro Kondo
G02 - OPTICS
Information
Patent Grant
Data transmission system
Patent number
7,352,967
Issue date
Apr 1, 2008
Mitsubishi Denki Kabushiki Kaisha
Masatoshi Katayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Negative feedback amplifier
Patent number
5,821,814
Issue date
Oct 13, 1998
Mitsubishi Denki Kabushiki Kaisha
Masatoshi Katayama
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL TRANSCEIVER
Publication number
20170168254
Publication date
Jun 15, 2017
Mitsubishi Electric Corporation
Hiroyuki OZAKI
G02 - OPTICS
Information
Patent Application
LIGHT-EMISSION ERROR PREVENTING CIRCUIT FOR OPTICAL TRANSMITTER
Publication number
20120128348
Publication date
May 24, 2012
Mitsubishi Electric Corporation
Kenji Senoo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION/RECEPTION MODULE
Publication number
20110311229
Publication date
Dec 22, 2011
Mitsubishi Electric Corporation
Akihiro Kondo
G02 - OPTICS
Information
Patent Application
OPTICAL RECEPTION MODULE AND METHOD OF MANUFACTURING OPTICAL RECEPT...
Publication number
20110280514
Publication date
Nov 17, 2011
Mitsubishi Electric Corporation
Tamon Omura
G02 - OPTICS
Information
Patent Application
Signal transmission system
Publication number
20020135837
Publication date
Sep 26, 2002
Mitsubishi Denki Kabushiki Kaisha
Masatoshi Katayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE