ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,391,015, issued on Aug. 19, was assigned to CARL ZEISS MEDITEC AG (Jena, Germany).

"Production device and process for producing an intraocular lens blank, intraocular lens blank" was invented by Thorben Badur (Oberkochen, Germany), Stephen Q. Zhou (Oberkochen, Germany), Minh Cao (Oberkochen, Germany), Christoph Zumbach (Oberkochen, Germany), Vincent Sunio (Oberkochen, Germany), Alex Pfotenhauer (Oberkochen, Germany) and Karen Hong (Oberkochen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a production device for producing an intraocular lens blank, with a first mold half, which has an outer ring, and a second mold half, which have a...