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Joetsu-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Reflective mask blank, and reflective mask
Patent number
12,353,121
Issue date
Jul 8, 2025
Shin-Etsu Chemical Co., Ltd.
Taiga Ogose
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reflective mask blank, and method for manufacturing reflective mask
Patent number
12,265,321
Issue date
Apr 1, 2025
Shin-Etsu Chemical Co., Ltd.
Takuro Kosaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Substrate with film for reflective mask blank, reflective mask blan...
Patent number
12,124,162
Issue date
Oct 22, 2024
Shin-Etsu Chemical Co., Ltd.
Takuro Kosaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
REFLECTIVE MASK BLANK AND MANUFACTURING METHOD THEREOF
Publication number
20250172862
Publication date
May 29, 2025
Shin-Etsu Chemical Co., Ltd.
Taiga OGOSE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REFLECTIVE PHOTOMASK BLANK AND METHOD FOR MANUFACTURING REFLECTIVE...
Publication number
20250138410
Publication date
May 1, 2025
Shin-Etsu Chemical Co., Ltd.
Taiga OGOSE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REFLECTIVE MASK BLANK
Publication number
20240210812
Publication date
Jun 27, 2024
Shin-Etsu Chemical Co., Ltd.
Takuro KOSAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Reflective Mask Blank, Reflective Mask, and Manufacturing Method Th...
Publication number
20240210813
Publication date
Jun 27, 2024
Shin-Etsu Chemical Co., Ltd.
Taiga OGOSE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REFLECTIVE MASK BLANK AND METHOD FOR MANUFACTURING REFLECTIVE MASK
Publication number
20240077797
Publication date
Mar 7, 2024
Shin-Etsu Chemical Co., Ltd.
Takuro KOSAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REFLECTIVE MASK BLANK, AND REFLECTIVE MASK
Publication number
20230152680
Publication date
May 18, 2023
Shin-Etsu Chemical Co., Ltd.
Taiga OGOSE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SUBSTRATE WITH FILM FOR REFLECTIVE MASK BLANK, REFLECTIVE MASK BLAN...
Publication number
20230104571
Publication date
Apr 6, 2023
Shin-Etsu Chemical Co., Ltd.
Takuro KOSAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REFLECTIVE MASK BLANK, AND METHOD FOR MANUFACTURING REFLECTIVE MASK
Publication number
20220404694
Publication date
Dec 22, 2022
Shin-Etsu Chemical Co., Ltd.
Takuro KOSAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY