Patents by Inventor Christina O. Howell

Christina O. Howell 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).

  • Snowthrower
    Patent number: D921053
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: June 1, 2021
    Assignee: EXMARK MANUFACTURING COMPANY, INCORPORATED
    Inventors: Ryan J. Volovsek, Philip C. Dretzka, Nicholas J. Wersal, Christina O. Howell, Brian M. Clemens