1
John A Lepley, John A Lepley Jr: System for selectively interconnecting audio-video sources and receivers. Dynacom, Barnes & Thornburg, February 14, 1995: US05389963 (36 worldwide citation)

A system for selectively interconnecting a plurality of audio/video sources and a plurality of audio/video communication devices including a single switch, a mixer to combine the audio and video signals as a single signal from a source to the switch and a modulator for modulating the video signal af ...


2
John A Lepley: Video camera synchronizer. Gordon W Hueschen, Gordon W Hueschen, December 18, 1984: US04489348 (5 worldwide citation)

An apparatus for providing video signal synchronized operation between two or more video signal originating devices, such as video color cameras, one operating as a master, and the other one or more video cameras or devices operating as slaves or masters, is described. The apparatus takes the latch ...