Patents by Inventor Colin Brett

Colin Brett 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).

  • Hair microanalyzer
    Patent number: D249530
    Type: Grant
    Filed: October 22, 1976
    Date of Patent: September 19, 1978
    Assignee: Hoffmann-La Roche Inc.
    Inventor: Colin Brett