ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,646, issued on Dec. 30, was assigned to WELL & FORTUNE TECH. LLC (Hsin-Chu, Taiwan).
"Method for manufacturing a distributed Bragg reflector for 1550 nm vertical-cavity surface-emitting laser" was invented by Chao-Chieh Chu (Hsin-Chu, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing a distributed Bragg reflector is provided. The distributed Bragg reflector is applied to a 1550 nm vertical-cavity surface-emitting laser, which structurally includes a top distributed Bragg reflector, a bottom distributed Bragg reflector, and a vertical cavity (including a P-type and an N-type electrode) and a multiple quantum well light-...