Home›Operating System›Invented By Company›MicrosoftBrowse ByMicrosoftFactsMicrosoftSourcesComments (0)Reader Challenges (0)FactsComparisonEra of EmergenceWell-attested1956 CE 1MicrosoftFilter Results11 entriesSystem ClassAllDOS-Family Systems (7)Embedded and Real-Time Operating Systems (1)Home Computer Operating Systems (1)Research and Academic Operating Systems (1)Unix and Unix-Like Systems (1)YearAll1980 (1)1981 (2)1984 (1)1985 (1)1986 (1)1987 (1)1991 (1)1995 (1)2018 (1)StatusAllActive / In Use (1)Discontinued (9)LicenseAllMIT License (2)Proprietary Software (9)GroupAllDOS-Family Systems (7)Embedded and Real-Time Operating Systems (1)Home Computer Operating Systems (1)Research and Academic Operating Systems (1)Unix and Unix-Like Systems (1)ACM AreaAllInternet of Things (1)Operating Systems (10)Show ResultsBrowseCompareSelect all 11Azure SphereMicrosoftCairo (operating system)MicrosoftIBM PC DOSMicrosoftMicrosoft WindowsMicrosoftMS-DOSMicrosoftMS-DOS 4.0 (multitasking)MicrosoftMS-DOS 7MicrosoftMSX-DOSMicrosoftOS/2MicrosoftXenixMicrosoftZ-DOSMicrosoftSources1. 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.