Patents by Inventor Michael Pierson

Michael Pierson 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).

  • Toilet seat lifting device
    Patent number: 6415454
    Abstract: A device for lifting and lowering a toilet seat and cover in a sanitary manner is disclosed herein. The device easily affixes to the underside of a toilet seat and is equipped with a handle so as to eliminate the need for any direct hand contact by the user with the seat, cover or bowl of a toilet.
    Type: Grant
    Filed: March 14, 2001
    Date of Patent: July 9, 2002
    Inventor: Michael Pierson