ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,498,610, issued on Dec. 16, was assigned to View Operating Corp. (San Jose, Calif.).

"Self-contained EC IGU" was invented by Stephen C. Brown (San Mateo, Calif.), Dhairya Shrivastava (Los Altos, Calif.), Erich R. Klawuhn (Santa Barbara, Calif.), Trevor Frank (San Jose, Calif.) and Douglas Silkwood (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Onboard EC window controllers are described. The controllers are configured in close proximity to the EC window, for example, within the IGU. The controller may be part of a window assembly, which includes an IGU having one or more EC panes, and thus does not have to be matched with the EC window...