ALEXANDRIA, Va., June 16 -- United States Patent no. 12,657,922, issued on June 16.

"Position and time tracking system based on photographs" was invented by Worapot Chinwatanakit (Bangkok) and Suprasert Khaolaorr (Bangkok).

According to the abstract* released by the U.S. Patent & Trademark Office: "The position and time tracking system based on photographs comprises a host and a client connected via network. The client's memory is saved in with an input, which controls at least two imaging devices together with a variable-checking device. At least the client's position and time tracking variables are compared with rules that are input from the host via a user interface unit in authorising the imaging devices to take image input, where acq...