Patents by Inventor Jan-Erik Lindholm

Jan-Erik Lindholm 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).

  • Device for removal of oil under ice
    Patent number: 9885166
    Abstract: Provided is a device for removal of oil under ice through an opening made into ice. The device comprises a long rope mop in the form of an endless loop, a propulsion device provided with a deflection wheel for pulling the rope mop substantially straight under ice, a power device provided with a drive wheel for circulation of the loop through the drive wheel and the deflection wheel and a cleaning device for cleaning of the rope mop from any impurities adhered thereto.
    Type: Grant
    Filed: August 5, 2014
    Date of Patent: February 6, 2018
    Assignee: Lamor Corporation AB
    Inventor: Jan-Erik Lindholm
  • A DEVICE FOR REMOVAL OF OIL UNDER ICE
    Publication number: 20160186400
    Abstract: Provided is a device for removal of oil under ice through an opening made into ice. The device comprises a long rope mop in the form of an endless loop, a propulsion device provided with a deflection wheel for pulling the rope mop substantially straight under ice, a power device provided with a drive wheel for circulation of the loop through the drive wheel and the deflection wheel and a cleaning device for cleaning of the rope mop from any impurities adhered thereto.
    Type: Application
    Filed: August 5, 2014
    Publication date: June 30, 2016
    Inventor: Jan-Erik LINDHOLM
  • Controllable-pitch propeller
    Patent number: 6425788
    Abstract: The invention relates to a propeller suited for installation in boats and vessels and having a run-time controllable pitch of propeller blades (4).
    Type: Grant
    Filed: June 27, 2001
    Date of Patent: July 30, 2002
    Assignee: AB R & D Marine OY
    Inventor: Jan-Erik Lindholm
  • Arrangement for muffling the exhaust sound of a boat motor
    Patent number: 5719358
    Abstract: A muffler for muffling the exhaust sound of a motor boat having a diesel motor. The exhaust gases of the motor are led to a buffer chamber that is located beneath the waterline of the boat and mounted on a trim tab fitted to the transom of the boat. The bottom of the chamber is formed by the trim tab and includes a slot, which extends transversely to the direction of water flow. A flow casing through which exhaust gases exit into the water is provided beneath the slot.
    Type: Grant
    Filed: January 31, 1997
    Date of Patent: February 17, 1998
    Assignee: Ingenjorsfirma Jan Lindholm AB
    Inventor: Jan Erik Lindholm
  • Pulley for boats
    Patent number: D461395
    Type: Grant
    Filed: May 14, 2001
    Date of Patent: August 13, 2002
    Assignee: K. Hartwall Oy AB
    Inventor: Jan-Erik Lindholm
  • Fender rack
    Patent number: D465449
    Type: Grant
    Filed: November 8, 2001
    Date of Patent: November 12, 2002
    Assignee: K. Hartwall Oy AB
    Inventor: Jan-Erik Lindholm