146 N.W.2d 916 BANDAG, INCORPORATED, appellant, v. GERHARD MORENINGS, appellee. No. 52017.Supreme Court of Iowa. December 13, 1966. MASTER AND SERVANT: Ownership of invention made by employee 1 — burden of proof. Employer seeking a decree of ownership of a formula developed by an employee had the burden of proof and its appeal from an […]