Private company

Ohio Scientific

Logo: Ohio Scientific, Public domain, via Wikimedia Commons3

Early microcomputer company

Ohio Scientific, Inc. (OSI, originally Ohio Scientific Instruments, Inc.), was a privately owned American computer company based in the Akron metropolitan area that built and marketed computer systems, expansions, and software from 1975 to 1986.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1975Founded1
OSI Challenger 4P
Photo: Bilby, CC BY 3.0, via Wikimedia Commons4

Ohio Scientific, Inc. (OSI, originally Ohio Scientific Instruments, Inc.), was a privately owned American computer company based in the Akron metropolitan area that built and marketed computer systems, expansions, and software from 1975 to 1986.2

Timeline

  1. 1975Founded Founded1

Sources

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