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US Patent 8840257 Antireflective film and optical element

Patent 8840257 was granted and assigned to Hoya on September, 2014 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Patent Applicant

Hoya

Current Assignee

Hoya

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

88402570

Patent Inventor Names

Shuichiro Kawagishi0

Teruo Yamashita0

Date of Patent

September 23, 2014

Patent Application Number

136612700

Date Filed

October 26, 2012

Patent Citations Received

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US Patent 11698475 Scratch-resistant anti-reflective articles

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US Patent 11906699 Inorganic oxide articles with thin, durable anti reflective structures

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US Patent 11852848 Imaging lens assembly, camera module and electronic device

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US Patent 11667565 Scratch-resistant laminates with retained optical properties

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US Patent 11714213 Low-color scratch-resistant articles with a multilayer optical film

Patent Primary Examiner

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James Jones

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