ALEXANDRIA, Va., July 14 -- United States Patent no. 12,683,125, issued on July 14, was assigned to ASM IP HOLDING B.V. (Netherlands).

"Variable capacitor array for RF impedance matching network" was invented by Ronald Anthony Decker (Turnersville, N.J.) and Yogesh B. Jagdale (Haddonfield, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, a variable capacitance apparatus is disclosed. The variable capacitance apparatus includes a support structure and a plurality of capacitor units. The support structure has a platform, a plurality of walls extending upward from the platform, and a plurality of channels formed between adjacent ones of the walls. Each of the capacitor units has a capacito...