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.
Patent No.:
Date of Patent:
Mar. 04, 2025
Filed:
Apr. 27, 2022
Moxtek, Inc., Orem, UT (US);
Rumyana V. Petrova, Pleasant Grove, UT (US);
R. Stewart Nielson, Pleasant Grove, UT (US);
Michael Black, Orem, UT (US);
Moxtek, Inc., Orem, UT (US);
Abstract
Each wireof a wire grid polarizer can include a capon a reflective rib. The cap, with dimensions and material as specified herein, can protect the reflective ribfrom corrosion and can improve performance of the wire grid polarizer. The capcan be located on the distal endand the pair of sidewallsof the reflective rib. Capchemistry can include CO, C═O, COO, aluminum fluoride, and aluminum oxide. Each capcan have a maximum thickness Thon the sidewallof the reflective ribin an upper 50% (above plane) of the wirefarthest from the substrate. Each capcan have a maximum thickness Thon the sidewallthat is greater than a maximum thickness Thof the capon the distal end.