ALEXANDRIA, Va., July 14 -- United States Patent no. 12,679,226, issued on July 14, was assigned to Textron Innovations Inc. (Providence, R.I.).

"Modular battery systems for aircraft" was invented by Michael Raymond Hull (Fort Worth, Texas), Steven Loveland (Keller, Texas) and Yue Fan (Fort Worth, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A modular battery system includes an array of battery modules arranged in at least one stack. Each battery module includes a plurality of battery cells, a first side having positive and negative receptacles and a second side, that is opposite of the first side, having positive and negative plugs. The receptacles and plugs are configured such that adjacent battery...