Patents by Inventor Lennart O. Rolin

Lennart O. Rolin 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).

  • Patent number: D278187
    Type: Grant
    Filed: February 12, 1982
    Date of Patent: April 2, 1985
    Inventor: Lennart O. Rolin