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Akihito HARUKI
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Saitama-shi, Saitama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Barrier film for wavelength conversion sheet, wavelength conversion...
Patent number
12,158,662
Issue date
Dec 3, 2024
Dai Nippon Printing Co., Ltd.
Takeshi Sakamoto
B32 - LAYERED PRODUCTS
Information
Patent Grant
Barrier film, and wavelength conversion sheet, back light, and liqu...
Patent number
12,078,890
Issue date
Sep 3, 2024
Dai Nippon Printing Co., Ltd.
Tatsuji Nakajima
G02 - OPTICS
Information
Patent Grant
Film for wavelength conversion sheet, and wavelength conversion she...
Patent number
12,025,882
Issue date
Jul 2, 2024
Dai Nippon Printing Co., Ltd.
Takeshi Sakamoto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Barrier film, and wavelength conversion sheet, backlight, and liqui...
Patent number
12,019,332
Issue date
Jun 25, 2024
Dai Nippon Printing Co., Ltd.
Takeshi Sakamoto
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
WAVELENGTH CONVERSION SHEET-USE FILM, WAVELENGTH CONVERSION SHEET,...
Publication number
20250015238
Publication date
Jan 9, 2025
DAI NIPPON PRINTING CO., LTD.
Takeshi SAKAMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BARRIER FILM FOR WAVELENGTH CONVERSION SHEET, WAVELENGTH CONVERSION...
Publication number
20240255804
Publication date
Aug 1, 2024
DAI NIPPON PRINTING CO., LTD.
Takeshi SAKAMOTO
B32 - LAYERED PRODUCTS
Information
Patent Application
FILM FOR WAVELENGTH CONVERSION SHEET, AND WAVELENGTH CONVERSION SHE...
Publication number
20240126121
Publication date
Apr 18, 2024
DAI NIPPON PRINTING CO., LTD.
Takeshi SAKAMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BARRIER FILM, AND WAVELENGTH CONVERSION SHEET, BACKLIGHT, AND LIQUI...
Publication number
20230305336
Publication date
Sep 28, 2023
DAI NIPPON PRINTING CO., LTD.
Takeshi SAKAMOTO
G02 - OPTICS
Information
Patent Application
BARRIER FILM, AND WAVELENGTH CONVERSION SHEET, BACK LIGHT, AND LIQU...
Publication number
20230305335
Publication date
Sep 28, 2023
DAI NIPPON PRINTING CO., LTD.
Tatsuji NAKAJIMA
G02 - OPTICS
Information
Patent Application
BARRIER FILM, WAVELENGTH CONVERSION SHEET USING SAME, BACKLIGHT AND...
Publication number
20230104432
Publication date
Apr 6, 2023
DAI NIPPON PRINTING CO., LTD.
Tatsuji NAKAJIMA
B32 - LAYERED PRODUCTS