ALEXANDRIA, Va., July 3 -- United States Patent no. 12,347,307, issued on July 1, was assigned to Profoto Aktiebolag (Sundbyberg, Sweden).
"Remote control for flash device" was invented by Mazda Imani (Sunbyberg, Sweden), Mathias Nord (Sollentuna, Sweden), Anton Falk (Huddinge, Sweden), Goran Maren (Vendelso, Sweden) and Emanuel Schutt (Farsta, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A remote control is described for controlling at least one group of flash devices for photography. The remote control is configured to send a pre-flash trigger signal, TPF, to the flash devices for initiating a pre-flash (PF), and to receive, from the camera, a flash adjustment value, VA. The remote control compris...