ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,648, issued on April 15, was assigned to Microchip Technology Inc. (Chandler, Ariz.).

"System and methods for ramp control" was invented by Andreas Reiter (Feldkirchen-Westerham, Germany), Yong Yuenyongsgool (Gilbert, Ariz.), Stephen Bowling (Chandler, Ariz.), John Day (Marlborough, Mass.), Alex Dumais (Boise, Idaho) and Justin Oshea (Chandler, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device including an input to receive a clock signal, a ramp start program register, a ramp start active register, a ramp stop program register, a ramp stop active register, a ramp slope program register, a ramp slope active register, an update controller, ...