ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,641, issued on March 25, was assigned to Canon K.K. (Tokyo).
"Waterproof camera system" was invented by Hidetoshi Kei (Tokyo), Masayoshi Shibata (Kanagawa, Japan) and Takashi Yoshida (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A waterproof camera system that maintains a wireless connection state with an external device while floating on a water surface includes an image pickup apparatus equipped with a wireless module, a waterproof casing that hermetically stores the image pickup apparatus, and a float attached to the waterproof casing. An antenna unit of the wireless module is arranged at either a position with a height approxi...