ALEXANDRIA, Va., July 16 -- United States Patent no. 12,360,294, issued on July 15.
"3D printed graded refractive index device" was invented by Bhavana Deore (Ottawa), Chantal Paquet (Ottawa), Thomas Lacelle (Ottawa), Patrick Roland Lucien Malenfant (Ottawa), Rony Amaya (Kanata, Canada) and Joseph Hyland (Ottawa).
According to the abstract* released by the U.S. Patent & Trademark Office: "A 3D printed GRIN device, the formulation and the method for making the GRIN device are disclosed. The GRIN (graded-index) device comprises i) a first phase comprising at least one polymer; ii) a second phase comprising at least one first component; and, optionally, iii) an interface between the first phase and the second phase, wherein the interface has...