Otis boykin

Otis boykin

By SoyOniel
  • Aug 29, 1920

    Aug 29, 1920

    Otis is born
  • The pacemaker

    The pacemaker

    one of his most important inventions but when he had the heart diease they would not let him use his own invention.
  • Precision resistor

    Precision resistor

    his first invention he made the resistor that is used in computers, tv, radios and a variety of electronic devices.
  • Theft proof cash register.

    Theft proof cash register.

    helped stores
  • Electrical capacitor and the method for making the same.

    Electrical capacitor and the method for making the same.

    His third invention.
  • Otis boykin dies

    Otis boykin dies

    He dies at the age of 61 in Chicago, illinois because of heart failure.