US Patent Issued to Black Semiconductor on Nov. 4 for "Method for manufacturing an electro-optical device and electro-optical device" (German Inventors)

ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,461,399, issued on Nov. 4, was assigned to Black Semiconductor GmbH (Aachen, Germany).

"Method for manufacturing an electro-optical device and electro-optical device" was invented by Daniel Schall (Aachen, Germany) and Galip Reha Hepguler (Aachen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application relates to a method for manufacturing an electro-optical device, wherein a waveguide (3) is provided (S1), a planarization coat (7) overlapping at least a section of the waveguide (3) is fabricated (S2), the planarization coat (7) is provided with a spin-on-glass coating (9) (S3), at least in the region of the spin-on-glass coating (...