ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,707,550, issued on Aug. 11, was assigned to Koito Manufacturing Co. Ltd. (Tokyo).
"Lamp electronic control unit" was invented by Yuichi Nakazawa (Shizuoka, Japan) and Taichi Nakamachi (Shizuoka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lamp ECU can control an additional lamp. A connector includes a power supply pin that receives battery voltage ECUB from a vehicle, a communication pin connected to a vehicle bus, and an output pin to be connected to an additional lamp. An output node of a power supply circuit is connected to the output pin and outputs power supply voltage from the output node in an enabled state. In a first mode, a first co...