Patents by Inventor Trygrve J Lundquist

Trygrve J Lundquist 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: 8287729
    Abstract: A lightweight water treatment system which can be easily distributed and employed by disaster survivors for treating locally available freshwater sources. The water treatment system includes an internal storage volume for maintaining a predetermined volume of water, a water fill port in communication with the internal storage volume provided at a first end of the elongated container for receiving the predetermined volume of water, a sealing member disposed at about the first end of the elongated container for maintaining the volume of water within the internal storage volume, a second end of the elongated container for receiving sediment settling out of the predetermined volume of water and a discharge port disposed superjacent to the second conically-shaped end for controllably releasing at least a portion of the water maintained within the internal storage volume of the elongated container.
    Type: Grant
    Filed: April 5, 2009
    Date of Patent: October 16, 2012
    Assignee: California Polytechnic Corporation
    Inventors: Trygrve J Lundquist, Patricia M. Compas
  • Patent number: 7514006
    Abstract: A lightweight water treatment system which can be easily distributed and employed by disaster survivors for treating locally available water sources. The lightweight water treatment system includes a water treatment agent for treating a predetermined volume of water collected from a local water source; a collapsible elongated container for collecting the predetermined volume of water; one or more straps to transport the collapsible elongated container to a suitable location for treating the collected water with the water treatment agent and a spigot for controllably releasing the treated water.
    Type: Grant
    Filed: April 28, 2008
    Date of Patent: April 7, 2009
    Assignee: CalPoly Corporation
    Inventor: Trygrve J Lundquist