Are both Anders Morgenthaler and William Kennedy Dickson considered inventors?
William Kennedy Dickson William Kennedy-Laurie Dickson (3 August 1860 – 28 September 1935) was a Scottish inventor who devised an early motion picture camera under the employment of Thomas Edison (post-dating the work of Louis Le Prince).
Carl Friden Carl Friden (April 11, 1891 – April 29, 1945) was the Swedish born, American mechanical engineer and businessman who founded the Friden Calculating Machine Company (Friden, Inc.).