ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,383,230, issued on Aug. 12, was assigned to Siemens Medical Solutions USA Inc. (Malvern, Pa.).
"Composite acoustic absorber for ultrasound transducer array" was invented by Isaac Abothu (Sammamish, Wash.), Stephen Davis (Sammamish, Wash.) and Phong Cha (Carnation, Wash.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Acoustic absorbers are formed for ultrasound transducers. The acoustic absorber provides desired attenuation, impedance, and thermal conductivity qualities based on a filler of rubber, ceramic, and metal particles. The relative amounts of the different fillers may be adjusted to tune the acoustic attenuation, thermal conductivity, and/or aco...