Patents by Inventor Gottfried Machata

Gottfried Machata 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 sampling breath air at the workplace
    Patent number: 4818489
    Abstract: A pocket instrument for sampling breath air in situ, includes a microprocessor-controlled directional control valve with needles at an outlet to which needle the sample vessels are attached. The directional control valve is arranged to be connected through another outlet to the atmosphere and to a collecting chamber respectively, which collecting chamber is provided with a feeding device for accommodating and delivering the breath air.
    Type: Grant
    Filed: December 2, 1986
    Date of Patent: April 4, 1989
    Assignee: Bodenseewerk Perkin-Elmer & Co., GmbH
    Inventors: Winfried Gonner, Bruno Kolb, Gottfried Machata