ALEXANDRIA, Va., May 19 -- United States Patent no. 12,632,450, issued on May 19, was assigned to PayPal Inc. (San Jose, Calif.).
"Geospatial query caching" was invented by Ying Yue (Shanghai), Xia Zhang (Shanghai), Yu Zhang (Shanghai) and Junshi Guo (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques are disclosed relating to improving the efficiency of geolocation queries via geospatial cells and query parameter caching. In various embodiments, a system receives a request from a user device to access geolocation information of entities and determine a first geographic location of the device. The system identifies that the first location is within a geospatial cell stored in a database cache...