ALEXANDRIA, Va., July 7 -- United States Patent no. 12,672,843, issued on July 7, was assigned to Purdue Research Foundation (West Lafayette, Ind.).

"Multiwavelength ultrasound system and method" was invented by Charles F. Babbs (West Lafayette, Ind.) and Mary Lang (West Lafayette, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The multiwavelength ultrasound system includes a first ultrasound device, a second ultrasound device, and a processor. The multiwavelength ultrasound system aggregates and visualizes biological cells. The first ultrasound device is configured to produce a first ultrasound wave having a frequency lower than around 300 kHz. The first ultrasound wave is also configured to aggregate ...