Patents by Inventor Ulf Hörnqvist

Ulf Hörnqvist 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).

  • Air-cleaning device and method for arranging air cleaning in sensitive environments
    Patent number: 6811593
    Abstract: The present invention relates to an air-cleaning device for air cleaning in sensitive environments such as operating rooms, drug manufacture, microchip production (processing industry) and similar areas. More specifically, the present invention relates to an air-cleaning device that allows for precise distribution and flow rate within sensitive environments by utilizing a combination of adjustable air ducts, filters, and air distribution which is mobile and changeable.
    Type: Grant
    Filed: August 19, 2002
    Date of Patent: November 2, 2004
    Assignee: Toul Meditech AB
    Inventors: Tomas Hansson, Ulf Hörnqvist