ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,542,289, issued on Feb. 3, was assigned to BLOOM ENERGY Corp. (San Jose, Calif.).

"Handling of variable and unpredictable gas composition changes to maximize health and performance of fuel cell systems" was invented by Zeerek A. Ahmad (Foster City, Wash.), Adrian Ong (San Ramon, Calif.), Suthitham Kusolasak (Santa Clara, Calif.), Ali Zargari (Santa Clara, Calif.) and Jeffrey Crim Carlson (Mountain View, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A disclosed fuel cell system includes a fuel inlet that receives a fuel gas from a fuel source, a gas analyzer that determines a composition of the fuel gas received by the fuel inlet, and a stack incl...