ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,238, issued on Sept. 30, was assigned to ICU Medical Inc. (San Clemente, Calif.).

"Identity-based secure medical device communications" was invented by S. Sree Vivek (Chennai, India), Hrishikesh Anil Dandekar (Pune, India), Mark C. Rohlwing (Mesa, Ariz.) and Chaitanya Mattur Srinivasamurthy (Lake Forest, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure is directed to managing the operation of devices using identity-based cryptography. These techniques may include provisioning a master public key to each system that will communicate with a medical device using device-identifier specific cryptography. A master secret key is ...