InventHelp Inventor Develops Improved Design for Headphones (CPC-671)

PITTSBURGH, Dec. 2, 2022 /PRNewswire/ -- "I wanted to create a pair of headphones that would create an effect similar to placing the hands over the ears in a concave manner," said an inventor, from E. Hartford, Conn., "so I invented the BRIGHT SOUND. My design could ultimately enhance the...