ALEXANDRIA, Va., July 28 -- United States Patent no. D1,136,975, issued on July 28, was assigned to Amazon Technologies Inc. (Seattle).

"Video doorbell" was invented by Thomas Burns (Patchogue, N.Y.), Jonathan Howard Biddle (San Francisco), Paul Douglas Grearson (Salisbury, Mass.), Mark Graziani (Salem, N.H.) and William Morris (Wakefield, Mass.).

The patent was filed on Sept. 8, 2023, under Application No. D/911,802.

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