ALEXANDRIA, Va., June 5 -- United States Patent no. RE50,386, issued on April 15, was assigned to Lion Semiconductor Inc. (Austin, Texas).

"Circuits and methods for measuring the output current of a switched capacitor regulator" was invented by Hans Meyvaert (Leuven, Belgium), Thomas Li (Mountain View, Calif.), Fred Chen (Oakland, Calif.), John Crossley (Oakland, Calif.), Zhipeng Li (Fremont, Calif.) and Bertram J. Rodgers (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "Circuits comprising: a capacitor; switches that, when State0, couple the capacitor in parallel with the load and, when State1, couple the capacitor in series with the load, wherein a first of the switches connects the capacitor ...