Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 7, 2023
0Patent Application Number
169803070
Date Filed
March 7, 2019
0Patent Citations
Patent Citations Received
Patent Primary Examiner
A diffraction grating includes a plurality of grating unit cells positioned in a periodic array on a substrate surface. In cross-section, a grating unit cell includes a homogeneous dielectric host medium with a first refractive index n
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