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Kosuke TABAYASHI
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Matsumoto-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Wavelength conversion device, light source device, and projector
Patent number
11,988,950
Issue date
May 21, 2024
Seiko Epson Corporation
Kosuke Tabayashi
G02 - OPTICS
Information
Patent Grant
Illumination device with projector and illumination device
Patent number
11,733,600
Issue date
Aug 22, 2023
Seiko Epson Corporation
Yusaku Takamine
F21 - LIGHTING
Patents Applications
last 30 patents
Information
Patent Application
WAVELENGTH CONVERSION DEVICE, LIGHT SOURCE DEVICE, AND PROJECTOR
Publication number
20240027883
Publication date
Jan 25, 2024
SEIKO EPSON CORPORATION
Kosuke TABAYASHI
G02 - OPTICS
Information
Patent Application
HEAT DIFFUSER, WAVELENGTH CONVERTER, LIGHT SOURCE APPARATUS, AND PR...
Publication number
20230168569
Publication date
Jun 1, 2023
SEIKO EPSON CORPORATION
Kosuke TABAYASHI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PHOSPHOR WHEEL, LIGHT SOURCE APPARATUS, AND PROJECTOR
Publication number
20230103351
Publication date
Apr 6, 2023
SEIKO EPSON CORPORATION
Kosuke TABAYASHI
G02 - OPTICS
Information
Patent Application
WAVELENGTH CONVERSION DEVICE, LIGHT SOURCE DEVICE, AND PROJECTOR
Publication number
20220390822
Publication date
Dec 8, 2022
SEIKO EPSON CORPORATION
Kosuke TABAYASHI
G02 - OPTICS
Information
Patent Application
ILLUMINATION DEVICE WITH PROJECTOR AND ILLUMINATION DEVICE
Publication number
20220311977
Publication date
Sep 29, 2022
SEIKO EPSON CORPORATION
Yusaku Takamine
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ILLUMINATION DEVICE WITH PROJECTOR AND ILLUMINATION DEVICE
Publication number
20220075251
Publication date
Mar 10, 2022
SEIKO EPSON CORPORATION
Yusaku TAKAMINE
F21 - LIGHTING