"In my experience working with electrical conduit elbows there are challenges involved in routing large cables through the traditional right-angle design," said an inventor from Eustis, Florida. "I ...

PITTSBURGH, Feb. 4, 2026 /PRNewswire/ -- "I wanted to create a new electric power-drive accessory for a manual wheelchair," said an inventor, from Buffalo, N.Y., "so I invented the HELPING - HANZ. My ...