ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,499,987, issued on Dec. 16, was assigned to Invoy Holdings Inc. (Aliso Viejo, Calif.).

"Health monitoring and coaching system" was invented by Lubna M. Ahmad (Chandler, Ariz.), Salman A. Ahmad (Chandler, Ariz.) and Connie Kim (Garden Grove, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system is disclosed that monitors participants in health-related programs, such as weight loss or exercise programs, and that provides automated, personalized health coaching to the program participants. The system includes breath analysis devices that are used by the program participants to generate ketone measurements, and includes a mobile application that ru...