ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,489,369, issued on Dec. 2, was assigned to Council for Scientific and Industrial Research (CSIR) (New Delhi).

"Non-isolated multiport DC-DC converter to integrate multiple energy sources for electrified vehicles" was invented by Santu Kumar Giri (Durgapur, India), Pratim Bhattacharyya (Durgapur, India), Soumitra Ghorai (Durgapur, India), Siddheswar Sen (Durgapur, India) and Naresh Chandra Murmu (Durgapur, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "The technology described herein discloses a non-isolated multiport dc-dc converter with three input dc ports to integrate three different energy sources namely fuel cell, battery and ultracapacitor, a...