Patents by Inventor Richard E. Wright

Richard E. Wright 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).

  • Replaceable cutting blade assembly for dozers
    Patent number: 4390071
    Abstract: A replaceable cutting blade assembly for a dozer is designed to present at least three, and optionally four, potential working edges.
    Type: Grant
    Filed: November 23, 1979
    Date of Patent: June 28, 1983
    Assignee: Paper, Calmenson & Co.
    Inventor: Richard E. Wright