Question: Are both Anders Morgenthaler and William Kennedy Dickson considered inventors?
Sentence (from "Kinetoscope"): A process using roll film first described in a patent application submitted in France and the U.S. by French inventor Louis Le Prince, the concept was also used by U.S. inventor Thomas Edison in 1889, and subsequently developed by his employee William Kennedy Laurie Dickson between 1889 and 1892.
Relevant evidence: No