Patents by Inventor Charles L. Lundborg

Charles L. Lundborg 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).

  • Firewood systems
    Patent number: 4281697
    Abstract: An apparatus for converting a log into firewood including a remotely controlled log carrier bed, a log cutter and a log splitter and log conveying systems that allow the log to be converted into firewood in one continuous operation.
    Type: Grant
    Filed: April 25, 1979
    Date of Patent: August 4, 1981
    Assignee: LaFont Corporation
    Inventors: Leo L. Heikkinen, Charles L. Lundborg
  • Firewood systems
    Patent number: 4173237
    Abstract: An apparatus for converting a log into firewood including a remotely controlled log carrier bed, a log cutter and a log splitter and log conveying systems that allow the log to be converted into firewood in one continuous operation.
    Type: Grant
    Filed: August 4, 1977
    Date of Patent: November 6, 1979
    Assignee: LaFont Corporation
    Inventors: Leo L. Heikkinen, Charles L. Lundborg