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Youichi MIURA
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Mask blank, mask blank with negative resist film, phase shift mask,...
Patent number
9,874,808
Issue date
Jan 23, 2018
Dai Nippon Printing Co., Ltd.
Takashi Adachi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
MASK BLANK, MASK BLANK WITH NEGATIVE RESIST FILM, PHASE SHIFT MASK,...
Publication number
20160195803
Publication date
Jul 7, 2016
DAI NIPPON PRINTING CO., LTD.
Takashi ADACHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY