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:
Jul. 28, 2026

Filed:

Mar. 14, 2024
Applicant:

Applied Materials, Inc., Santa Clara, CA (US);

Inventors:

Alexander Berger, Palo Alto, CA (US);

Cheng-Hsuan Chou, Santa Clara, CA (US);

David Knapp, Santa Clara, CA (US);

Assignee:

Applied Materials, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/14 (2015.01); B05D 1/00 (2006.01); B05D 7/22 (2006.01); C23C 16/04 (2006.01); G02B 3/00 (2006.01);
U.S. Cl.
CPC ...
G02B 1/14 (2015.01); B05D 1/60 (2013.01); B05D 7/22 (2013.01); C23C 16/045 (2013.01); G02B 3/00 (2013.01);
Abstract

Described herein is a method of depositing a conformal, optically transparent coating onto a surface of one or more internal components that are enclosed within an assembled device including an optical encoder using a non-line-of-sight deposition process without altering a structure of the assembled device or impacting functionality of the assembled device. Also described is an assembled device including an optical encoder, where one or more internal components enclosed within the optical encoder and a coating deposited onto a surface of the internal components, where the coating is a conformal, optically transparent coating that is resistant to corrosion by at least one of fluorine-, chlorine-, sulfur-, hydrogen-, bromine-, or nitrogen-based acids and that does not negatively impact functionality of the internal components.


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