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Roger CHANG
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Taipei, TW
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Patents Grants
last 30 patents
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Patent Grant
Liquid-crystal lens
Patent number
11,473,014
Issue date
Oct 18, 2022
Merck Patent GmbH
Arnold (Jer-Wei) Chang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of reducing ODF mura in polymer stabilised liquid crystal di...
Patent number
10,676,671
Issue date
Jun 9, 2020
Merck Patent GmbH
Leo Weegels
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
LIQUID-CRYSTAL LENS
Publication number
20200032142
Publication date
Jan 30, 2020
Merck Patent GmbH
Arnold (Jer-Wei) CHANG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Method of Reducing ODF Mura in Polymer Stabilised Liquid Crystal Di...
Publication number
20180201837
Publication date
Jul 19, 2018
Merck Patent GmbH
Leo WEEGELS
G02 - OPTICS