Patents by Inventor Peter Ruger

Peter Ruger 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).

  • Process for potting components in an impregnating compound
    Patent number: 5670203
    Abstract: Method and apparatus for potting components in an impregnating composition which does not set at room temperature, but which sets at elevated temperatures in a short time. A one-component composition is used. The potting chamber optionally consists of a forechamber, a main chamber and an exit chamber. The potting chamber is followed by a tunnel oven which itself consists of an airlock entry chamber, a main chamber and an airlock exit chamber.
    Type: Grant
    Filed: December 9, 1994
    Date of Patent: September 23, 1997
    Assignees: Ver-Fahrenstechnik Hubers GmbH, Ciba-Geigy Aktiengesellschaft
    Inventors: Josef Terhardt, Peter Ruger, Dieter Baumann
  • Stabilized epoxy resin compositions
    Patent number: 5354939
    Abstract: Compositions comprising(a) a liquid epoxy resin,(b) a filler containing at least 50% by weight of quartz flour,(c) a polyether polyol, and(d) an organically modified sheet silicate,show a constant viscosity under thermal and mechanical stress and are suitable for applications in vacuum casting technology, especially as encapsulating material for electrical and electronic components.
    Type: Grant
    Filed: December 20, 1993
    Date of Patent: October 11, 1994
    Assignee: Ciba-Geigy Corporation
    Inventors: Werner Hollstein, Peter Ruger, Claus W. Rabener