Mr. Williams joined the Mattel Toy Company in 1962 and became vice president for product safety and quality assurance.
He wrote the first comprehensive engineering standards for toy safety in the United States. His draft of international safety standards for electric toys was ratified by 47 nations.
He was named "Father of Toy Safety" by the U.S. Bureau of Product Safety and served as the chief U.S. Delegate to the International Electrotechnical Commission in 1973.