Patents by Inventor Wolfgang Dunges

Wolfgang Dunges 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 and apparatus for refluxation in microliter scale
    Patent number: 3949806
    Abstract: Refluxation of liquids in microliter quantities of as little as 5 .mu.l are performed in an apparatus consisting of a holder which holds the microvessels such that the lower part thereof is immersed in a heating bath, while the holder is being continuously vibrated. The upper part of the microvessels may be cooled at the same time the lower part is heated. The process is particularly suited for performing two phase micro-reactions.
    Type: Grant
    Filed: April 8, 1974
    Date of Patent: April 13, 1976
    Inventor: Wolfgang Dunges