Locklite Solar Storm Door

Aug 10, 2009 11:07 AM

Locklite Solar Storm Door

John Williamson, inventor and president of Willen Inc., Bloomington MN, shows Locklite, a storm door equipped with a solar collector and rechargeable batteries that provide light to entryways when the door is opened.

Can and Bucket Warmer Can and Bucket Warmer

Inventor Lance Reasor, Duluth, MN, tells about the one-gallon Can Warmer and five-gallon Bucket Warmer to keep water and other liquids from freezing in cold weather...

SolaCleanse Grid

Timothy Flick, inventor and president of Sigma Prime Solar in Moorhead, MN., and son Tim, show how this white plastic sheet produces hydrogen peroxide to disinfect water for livestock and humans...

Invention and Idea Show

Deb Hess, executive director of the Minnesota Inventor Congress, gives highlights of the 52nd Annual Invention and Idea Show in Redwood Falls, MN, where 70 product prototypes for test market are on display, including new green energy products....