ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,044, issued on March 17, was assigned to Amazon Technologies Inc. (Seattle).

"Computer vision-based projection steering" was invented by Kevin Thomas Merchant (Oakton, Va.), Oytun Akman (Oakland, Calif.), Kevin Karsch (Oakland, Calif.), Murad Al Haj (Mountain View, Calif.), Steven Alexander Schwarcz (Issaquah, Wash.) and Mahesh Goud Tandarpally (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques are generally described for steering projection based on computer vision determination of body position, gaze, and pointing gestures. An example method includes identifying a set of candidate projection surfaces and receiving a voice command ...