Patents by Inventor Olaf Arne Hoyland

Olaf Arne Hoyland 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).

  • Ultra-slim lock
    Patent number: D439133
    Type: Grant
    Filed: June 30, 1999
    Date of Patent: March 20, 2001
    Inventor: Olaf Arne Hoyland