ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,513,224, issued on Dec. 30, was assigned to Niantic Inc. (San Francisco).
"Push gateway for player density map generation in a mobile gaming application" was invented by Mingliang Wei (San Jose, Calif.), Maoyang Li (Kirkland, Wash.), Michael Chang (Belmont, Wash.) and Laura Tang (Seattle).
According to the abstract* released by the U.S. Patent & Trademark Office: "A push gateway brokers messages between backend services and client devices connected to the gateway. The gateway includes a plurality of messaging frontend servers, a messaging database, and a plurality of topic servers. The messaging frontend servers manage the socket connections connecting the client devices to the push ...