Imura International USA Inc., the parent company of Shawnee-based cookware manufacturer Vita Craft Corp., filed a lawsuit Wednesday accusing a competitor of infringing on its patents for cookware that communicates with the stove to control the temperature. Imura holds four patents issued between 2012 to May 2017 - all named "Stovetop Interface, System and Method of Temperature Control of Cookware, and Methods of Cooking Using Numerical Temperature Control." However, the company does not yet have...