ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,495,951, issued on Dec. 16, was assigned to FUJIFILM Corp. (Tokyo).

"Endoscope system and operation method of the same" was invented by Kazuya Nomura (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A scope logic circuit outputs, to a processor device, a synchronization signal and a frame signal which is output from the image pickup sensor through image pickup of an object to be observed, in a case where the image pickup drive method is not changed. The scope logic circuit outputs, to the processor device, a synchronization signal and a dummy signal which is a signal different from the frame signal and which is artificially generated, in ...