ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,529,841, issued on Jan. 20, was assigned to TDK Corp. (Tokyo).
"Electro-optic device" was invented by Hiroshi Take (Hong Kong), Kenji Nagase (Hong Kong), Anthony Reymund Melad Binarao (Hong Kong) and Cheng Bu Heng (Hong Kong).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electro-optic device which is provided with: a substrate, an optical waveguide formed on the substrate, and an upper electrode formed on the optical waveguide. The electro-optic device is further provided with a buffer layer formed between the substrate and the upper electrode, and a boundary portion of the optical waveguide and the buffer layer forms an oxide layer different from th...