ALEXANDRIA, Va., June 19 -- United States Patent no. 12,334,807, issued on June 17, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).
"Drive adjustment circuit for power semiconductor element, power module, and power conversion device" was invented by Kenichi Morokuma (Tokyo) and Takuya Sakai (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A drive adjustment circuit for a power semiconductor element includes a differentiating circuit to differentiate a gate voltage of a power semiconductor element, a power supply to generate a comparison reference voltage, a comparator having a first input terminal connected to the differentiating circuit and a second input terminal receiving the comparison reference ...