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Yoshinori Matsumoto
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electric field sensor
Patent number
11,885,841
Issue date
Jan 30, 2024
Yokogawa Electric Corporation
Yoshinori Matsumoto
G01 - MEASURING TESTING
Information
Patent Grant
Photoelectric conversion element evaluation apparatus
Patent number
10,298,174
Issue date
May 21, 2019
Yokogawa Electric Corporation
Akishige Ito
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Inspection apparatus using polarized lights
Patent number
9,541,493
Issue date
Jan 10, 2017
Yokogawa Electric Corporation
Yoshinori Matsumoto
G01 - MEASURING TESTING
Information
Patent Grant
Optical pulse generator and optical pulse tester
Patent number
8,059,967
Issue date
Nov 15, 2011
Yokogawa Electric Corporation
Moritoshi Komamaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength dependence correction method in optical variable attenuator
Patent number
6,144,793
Issue date
Nov 7, 2000
Ando Electric Co., Ltd.
Yoshinori Matsumoto
G02 - OPTICS
Information
Patent Grant
Wavelength dependence correction method in optical variable attenuator
Patent number
6,044,195
Issue date
Mar 28, 2000
Ando Electric Co., Ltd.
Yoshinori Matsumoto
Patents Applications
last 30 patents
Information
Patent Application
ELECTRIC FIELD SENSOR
Publication number
20220107349
Publication date
Apr 7, 2022
YOKOGAWA ELECTRIC CORPORATION
Yoshinori MATSUMOTO
G01 - MEASURING TESTING
Information
Patent Application
ELECTRIC FIELD SENSOR
Publication number
20220050132
Publication date
Feb 17, 2022
YOKOGAWA ELECTRIC CORPORATION
Yoshinori MATSUMOTO
G01 - MEASURING TESTING
Information
Patent Application
MEASUREMENT DEVICE AND MEASUREMENT METHOD
Publication number
20220034951
Publication date
Feb 3, 2022
Yokogawa Electric Corporation
Jun KATSUYAMA
G01 - MEASURING TESTING
Information
Patent Application
MEDICAL SYSTEM, NETWORK APPARATUS, MEDICAL APPARATUS, AND INSPECTIO...
Publication number
20210235967
Publication date
Aug 5, 2021
OLYMPUS CORPORATION
Yugo KOIZUMI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PHOTOELECTRIC CONVERSION ELEMENT EVALUATION APPARATUS
Publication number
20160248375
Publication date
Aug 25, 2016
YOKOGAWA ELECTRIC CORPORATION
Akishige ITO
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INSPECTION APPARATUS USING POLARIZED LIGHTS
Publication number
20150346083
Publication date
Dec 3, 2015
YOKOGAWA ELECTRIC CORPORATION
Yoshinori MATSUMOTO
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL PULSE GENERATOR AND OPTICAL PULSE TESTER
Publication number
20080080855
Publication date
Apr 3, 2008
YOKOGAWA ELECTRIC CORPORATION
Moritoshi Komamaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Examination management system and examination management method
Publication number
20050177394
Publication date
Aug 11, 2005
OLYMPUS CORPORATION
Ryoichi Hosoya
G06 - COMPUTING CALCULATING COUNTING