ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,849, issued on Sept. 15, was assigned to RICHTEK TECHNOLOGY Corp. (Hsinchu, Taiwan).

"Multi-level boost power converter circuit with low power loss" was invented by Ke-Horng Chen (Hsinchu, Taiwan), Rong-Bin Guo (Hsinchu, Taiwan), Ang-Ching Chuang (Hsinchu, Taiwan), Yen-An Tsai (Hsinchu, Taiwan), Wei-Yao Wan (Hsinchu, Taiwan), Kwan-Jen Chu (Hsinchu, Taiwan) and Chia-Jung Chang (Hsinchu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multi-level boost power converter circuit includes: at least two high-side switches; at least two low-side switches; a first capacitor; an inductor; and a control circuit configured to generate plural operation ...