Patents by Inventor Holger Dey

Holger Dey 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 production of a fiber-reinforced product based on epoxy resin
    Publication number: 20040070109
    Abstract: The invention relates to a method for producing a fiber-reinforced product based on epoxy resin.
    Type: Application
    Filed: June 10, 2003
    Publication date: April 15, 2004
    Inventors: Andreas Palinsky, Holger Dey, Ulrich Stieber-Monida Steiber Heir, Antonietta Tumminello, Peter Veit, Heinz-Gunter Reichwein, Jurgen Schillgalies
  • Antenna system
    Patent number: 6693602
    Abstract: An antenna system (1) with a particularly simple Con and a steep transmission angle, for lower frequencies in the short wave range. The inventive antenna system includes two antennae (2) which are interconnected by a control unit (4) and which together form a dipole antenna. This antenna system (1) is particularly suitable for mobile operation in vehicles.
    Type: Grant
    Filed: September 23, 2002
    Date of Patent: February 17, 2004
    Assignee: EADS Radio Communication Systems GmbH & Co. KG
    Inventors: Holger Dey, Gerhard Haneberg, Friedemann Kombrink, Harry Mähr
  • Curing agents for epoxy compounds, processes for their production and their use
    Patent number: 6353081
    Abstract: Metal compounds of pseudohalogenides and their use as curing agents for epoxy compounds which curing agents can be produced by mixing the reactants in aqueous solution and are distinguished by a long processibility time at temperatures up to 100° C. as well as by very short curing times at temperatures in the range of 120 to 160° C.
    Type: Grant
    Filed: October 6, 1999
    Date of Patent: March 5, 2002
    Assignee: Bakelite AG
    Inventors: Andreas Palinsky, Manfred Doring, Holger Dey, Jorg Wuckelt
  • Epoxy resin systems containing glycidylated aromatic amines, phosphorus epoxies and metal salts
    Patent number: 5458978
    Abstract: An epoxy resin system comprising a) at least one nitrogen containing epoxy compound having at least two epoxy groups, b) at least one phosphorus compound with at least one epoxy group, c) at least one metallic complex compound as curing agent and d) optionally filler and additive substances free of halogenated compounds and having a low degree of inflammability.
    Type: Grant
    Filed: January 5, 1995
    Date of Patent: October 17, 1995
    Assignee: Rutgerswerke Atkiengesellschaft AG
    Inventors: Axel Bottcher, Jurgen Zehrfeld, Holger Dey, Rolf Herzog