The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 12, 2017

Filed:

Jun. 29, 2015
Applicant:

Amazon Technologies, Inc., Seattle, WA (US);

Inventors:

Karel Johannes Gerhardus Hinnen, Eindhoven, NL;

Gerben Boon, Roermond, NL;

Cristina Maria Petcu, Eindhoven, NL;

Tulasi Sridhar Reddy Guntaka, Eindhoven, NL;

Erno Langendijk, Eindhoven, NL;

Assignee:

AMAZON TECHNOLOGIES, INC., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/00 (2006.01); G02B 26/08 (2006.01); G02F 1/29 (2006.01);
U.S. Cl.
CPC ...
G02B 26/005 (2013.01);
Abstract

An electrowetting element comprises a first fluid and a second fluid immiscible with the first fluid. A support plate includes a support plate surface in contact with at least one of the first or second fluids. The support plate includes an electrode for applying a voltage to control a configuration of the first and second fluids and a reflective surface. A first layer positioned between the reflective surface and the support plate surface has a first layer optical thickness substantially equal to a quarter multiple of a reference wavelength.


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