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Masayoshi Tsuji
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Wireless power feeding system and wireless power feeding method
Patent number
9,641,027
Issue date
May 2, 2017
NEC Corporation
Masayoshi Tsuji
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Surface-emission type semiconductor laser
Patent number
7,974,328
Issue date
Jul 5, 2011
NEC Corporation
Naofumi Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical communication system and optical transmitter
Patent number
7,940,828
Issue date
May 10, 2011
NEC Corporation
Masayoshi Tsuji
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Surface emitting laser
Patent number
7,881,358
Issue date
Feb 1, 2011
NEC Corporation
Takayoshi Anan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ultraspeed low-voltage drive avalanche multiplication type semicond...
Patent number
6,350,998
Issue date
Feb 26, 2002
NEC Corporation
Masayoshi Tsuji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor photonic element, method of fabricating the same, and...
Patent number
6,323,507
Issue date
Nov 27, 2001
NEC Corporation
Yoshitaka Yokoyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor optical modulation device
Patent number
5,801,872
Issue date
Sep 1, 1998
NEC Corporation
Masayoshi Tsuji
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Staircase avalanche photodiode
Patent number
5,539,221
Issue date
Jul 23, 1996
NEC Corporation
Masayoshi Tsuji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor photodetector using avalanche multiplication and stra...
Patent number
5,471,068
Issue date
Nov 28, 1995
NEC Corporation
Masayoshi Tsuji
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Avalanche photodiode with hetero-periodical structure
Patent number
5,204,539
Issue date
Apr 20, 1993
NEC Corporation
Masayoshi Tsuji
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR DETECTING TYROSINE RESIDUE IN SAMPLE, AND TERBIUM COMPOU...
Publication number
20230168196
Publication date
Jun 1, 2023
NEC Corporation
Katsumi MAEDA
G01 - MEASURING TESTING
Information
Patent Application
WIRELESS POWER FEEDING SYSTEM AND WIRELESS POWER FEEDING METHOD
Publication number
20140339913
Publication date
Nov 20, 2014
NEC Corporation
Masayoshi Tsuji
B60 - VEHICLES IN GENERAL
Information
Patent Application
SURFACE-EMISSION TYPE SEMICONDUCTOR LASER
Publication number
20100034233
Publication date
Feb 11, 2010
Naofumi Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURFACE EMITTING LASER
Publication number
20100020835
Publication date
Jan 28, 2010
Takayoshi Anan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURFACE EMITTING LASER
Publication number
20090080488
Publication date
Mar 26, 2009
NEC Corporation
Hiroshi HATAKEYAMA
B82 - NANO-TECHNOLOGY
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND OPTICAL TRANSMITTER
Publication number
20090028201
Publication date
Jan 29, 2009
NEC Corporation
Masayoshi Tsuji
B82 - NANO-TECHNOLOGY
Information
Patent Application
Vehicle-Mounted Optical Communication System and Vehicle-Mounted Op...
Publication number
20080317476
Publication date
Dec 25, 2008
NEC Corporation
Masayoshi Tsuji
H04 - ELECTRIC COMMUNICATION TECHNIQUE