ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,809, issued on June 17, was assigned to Igus GmbH (Cologne, Germany).

"Hybrid energy guide chain for large cantilevered lengths and a separating web for an energy guide chain" was invented by Andreas Hermey (Hennef, Germany) and Bilal Yilmaz (Cologne, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An energy guide chain including two plate comprising successive chain plates which respectively partially overlap with each other in overlap regions. A respective side part of plastic is associated with each second chain plate. The chain plates are made from a different material from the side parts and have through apertures in their overlap region...