Patents by Inventor Jan O. Ankartross

Jan O. Ankartross 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 gasification and dosage
    Patent number: 4750483
    Abstract: Apparatus for delivery predetermined dosages of anesthetic gases are disclosed, including a reservoir for supply of anesthetic liquid, gasification chamber, a riser for delivering anesthetic liquid from the reservoir to the gasification chamber which is maintained at a predetermined temperature at which the anesthetic liquid is converted directly into anesthetic gas, a gas supply for maintaining the anesthetic liquid under a predetermined gas pressure which substantially corresponds to the pressure at which the anesthetic liquid is delivered to the gasification chamber, and a delivery line for controllably delivery the anesthetic gas from the gasification chamber.
    Type: Grant
    Filed: January 16, 1987
    Date of Patent: June 14, 1988
    Assignee: Gambro Engstrom AB
    Inventors: Jan O. Ankartross, Ulf G. Lundell, Rune Nyman