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Takuma Yokoyama
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Gotenba-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light source apparatus for light measurement
Patent number
12,117,340
Issue date
Oct 15, 2024
Ushio Denki Kabushiki Kaisha
Go Yamada
G01 - MEASURING TESTING
Information
Patent Grant
Broadband pulsed light source apparatus
Patent number
12,092,520
Issue date
Sep 17, 2024
Ushio Denki Kabushiki Kaisha
Takuma Yokoyama
G01 - MEASURING TESTING
Information
Patent Grant
Light source for spectroscopic analysis, spectroscopic analysis dev...
Patent number
11,385,173
Issue date
Jul 12, 2022
Ushio Denki Kabushiki Kaisha
Go Yamada
G01 - MEASURING TESTING
Information
Patent Grant
Wideband extended pulsed light source, spectrometry device, and spe...
Patent number
11,268,855
Issue date
Mar 8, 2022
Ushio Denki Kabushiki Kaisha
Toshikazu Nagashima
G01 - MEASURING TESTING
Information
Patent Grant
Extreme ultraviolet light source device
Patent number
9,826,617
Issue date
Nov 21, 2017
Ushio Denki Kabushiki Kaisha
Takuma Yokoyama
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL MEASUREMENT DEVICE AND OPTICAL MEASUREMENT METHOD
Publication number
20240110866
Publication date
Apr 4, 2024
Ushio Denki Kabushiki Kaisha
Takuma YOKOYAMA
G01 - MEASURING TESTING
Information
Patent Application
LIGHT SOURCE APPARATUS
Publication number
20230333010
Publication date
Oct 19, 2023
Ushio Denki Kabushiki Kaisha
Takuma YOKOYAMA
G01 - MEASURING TESTING
Information
Patent Application
BROADBAND PULSED LIGHT SOURCE APPARATUS
Publication number
20220187126
Publication date
Jun 16, 2022
USHIO DENKI KABUSHIKI KAISHA
Takuma YOKOYAMA
G02 - OPTICS
Information
Patent Application
LIGHT SOURCE APPARATUS FOR LIGHT MEASUREMENT
Publication number
20220170791
Publication date
Jun 2, 2022
USHIO DENKI KABUSHIKI KAISHA
Go Yamada
G01 - MEASURING TESTING
Information
Patent Application
LIGHT SOURCE FOR SPECTROSCOPIC ANALYSIS, SPECTROSCOPIC ANALYSIS DEV...
Publication number
20210389237
Publication date
Dec 16, 2021
Ushio Denki Kabushiki Kaisha
Go Yamada
G01 - MEASURING TESTING
Information
Patent Application
WIDEBAND EXTENDED PULSED LIGHT SOURCE, SPECTROMETRY DEVICE, AND SPE...
Publication number
20210356323
Publication date
Nov 18, 2021
USHIO DENKI KABUSHIKI KAISHA
Toshikazu Nagashima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
EXTREME ULTRAVIOLET LIGHT SOURCE DEVICE
Publication number
20170094766
Publication date
Mar 30, 2017
Ushio Denki Kabushiki Kaisha
Takuma YOKOYAMA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD FOR GENERATING EXTREME ULTRAVIOLET RADIATION AND AN EXTREME...
Publication number
20090084992
Publication date
Apr 2, 2009
Ushio Denki Kabushiki Kaisha
Tomonao HOSOKAI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
EXTREME ULTRAVIOLET LIGHT SOURCE DEVICE AND EXTREME ULTRAVIOLET RAD...
Publication number
20080237501
Publication date
Oct 2, 2008
Ushio Denki Kabushiki Kaisha
Tomonao Hosokai
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR