ALEXANDRIA, Va., June 6 -- United States Patent no. 12,282,702, issued on April 22, was assigned to PRIMAX ELECTRONICS LTD. (Taipei, Taiwan).
"Control device" was invented by Yung-Tai Pan (Taipei, Taiwan) and Chi-Shiu Chen (Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A control device is connected with a microphone and a display device. The control device can be used to implement a microphone gain setting process. The control device includes an adjustment knob. When the adjustment knob of the control device is pressed down, the control device starts to implement the microphone gain setting process. At the same time, a message is shown on the display device to prompt that the control device s...