ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,956, issued on June 17, was assigned to ABIOMED INC. (Danvers, Mass.).

"Systems and methods for controlling a heart pump to minimize myocardial oxygen consumption" was invented by Kenji Sunagawa (Fukuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various systems, devices, and methods are disclosed herein for treating acute myocardial infarction (AMI) patients using a heart pump controlled in a manner that maximizes mechanical unloading of the left ventricle in the presence of cardiovascular instability and minimizes myocardial oxygen consumption (MVO2) and consequentially infarct size to prevent the development of subsequent heart failure...