Patents by Inventor Steven C. Johnson

Steven C. Johnson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Spectro photometer
    Patent number: D282724
    Type: Grant
    Filed: September 13, 1983
    Date of Patent: February 25, 1986
    Assignee: Miles Laboratories, Inc.
    Inventors: Kenneth D. Collister, Steven C. Johnson