A Clemmons man has turned a costly rodent problem into a successful business by inventing a high-tech cover to protect cars and patio furniture.”Three years ago, I had a rodent problem in my car. Cost me $25,000 to get it fixed in three months of downtime,” said Ken Huening, CEO of CoverSeal.Huening says that experience led him to invent a new kind of high-tech cover to better protect his own car.He calls it CoverSeal, which is made of polyester with a patented peripheral weight that creates even pressure around it.”It does several positive things. One of them is it keeps it from blowing off,” he said.”You’re not chasing your cover all over the neighborhood in a windstorm, and we’ve tested it up to 45 miles an hour,” he added.You can find CoverSeal on Amazon, where it sells for more than $300.Road and Track magazine listed it among the best car …