Springfield, IllinoisCEO/Founder at Barcode Security Systems I am the inventor of United States Patent # 7,108,183 Verification System for the purchase of a retail item and method of using the same. Also the inventor of... I am the inventor of United States Patent # 7,108,183 Verification System for the purchase of a retail item and method of using the same. Also the inventor of patent # 4,899,409.