ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,531,968, issued on Jan. 20, was assigned to Comcast Cable Communications LLC (Philadelphia).

"Video device with electromagnetically reflective elements" was invented by Erik Stefans (Philadelphia), Michael Rekstad (Philadelphia), Henry Homza (Philadelphia), Abraham Thomas (Philadelphia), Michael Jou (Philadelphia), Kenneth Egan (Philadelphia) and David Urban (Cinnaminson, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus, such as a doorbell, may include a doorbell housing. The doorbell housing may include a front surface facing exterior of a premises and a rear surface facing interior of the premises. A camera, doorbell activator, motion ...