Home›Operating System›Invented By Company›Mark Williams CompanyBrowse ByMark Williams CompanyFactsMark Williams CompanySourcesComments (0)Reader Challenges (0)FactsComparisonEra of EmergenceWell-attested1956 CE 1Mark Williams CompanyFilter Results1 entrySystem ClassAllUnix and Unix-Like Systems (1)YearAll1980 (1)StatusAllDiscontinued (1)LicenseAllBSD 3-Clause License (1)GroupAllUnix and Unix-Like Systems (1)ACM AreaAllOperating Systems (1)Show ResultsCoherent (operating system)Mark Williams CompanySources1. Wikipedia: GM-NAA I/Otier 2WikipediaGM-NAA I/O, lead sectionQuote, GM-NAA I/O, lead sectionIt was created in 1956 by Robert L. Patrick of General Motors Research and Owen Mock of North American Aviation.View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.