InventHelp Inventor Develops New Pool Filter Cleaner (NPL-792) /PRNewswire/ -- "I wanted to create an improved way to remove dirt and debris from a cylindrical pool filter," said an inventor, from Cape Coral, Fla., "so I ... prnewswire.com prnewswire.com / feeds prnewswire-com-news-releases .. prnewswire-com-financial-services / / #news / / 18 days 18d Share