Patents by Inventor Edward Weitzberg

Edward Weitzberg 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).

  • Method for the diagnosis of food intolerance
    Patent number: 6511425
    Abstract: A method for the detection and diagnosis of food intolerance, e.g. coeliac disease, based on the determination of nitric oxide in a gas sample taken from the lumen of the distal gastrointestinal tract, preferably the rectum, after subjecting the patient to the suspected substance, underlying the intolerance reaction.
    Type: Grant
    Filed: November 15, 2000
    Date of Patent: January 28, 2003
    Assignee: Aerocrine AB
    Inventors: Kjell Alving, Jon Lundberg, Lennart Nordvall, Edward Weitzberg
  • System to be used for the determination of no levels in exhaled air and diagnostic methods for disorders related to abnormal no levels
    Patent number: 5922610
    Abstract: The present invention is drawn to a system to be used for measuring NO levels in exhaled breathing air. The system comprises: (i) a face mask that tightly covers the nose and/or mouth of the individual that the mask is intended to be used on; (ii) an inlet unit for inhaled breathing air, (iii) an outlet unit for exhaled breathing air, (iv) a non-rebreathing valve through which inhaled and exhaled breathing air, respectively, passes, and (v) a measuring unit for NO connected to the outlet unit. The present invention furthers encompasses a method for the diagnosis in mammals of inflammatory conditions in the airways. The characteristic feature is that nitric oxide NO is measured in exhaled breathing air and a found abnormal level is taken as an indication of an inflammatory condition in the airways.
    Type: Grant
    Filed: January 5, 1996
    Date of Patent: July 13, 1999
    Assignee: Aerocrine AB
    Inventors: Kjell Alving, Edward Weitzberg, Jan Lundberg