Patents by Inventor Eckhard Wilhelm

Eckhard Wilhelm 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).

  • Cosmetic care product with two components
    Patent number: 6117436
    Abstract: The cosmetic care preparation has a first component and a second component kept separate from the first component prior to application, which are mixed immediately prior to application on the hair and/or skin to form a ready-to-use product. The first component includes at least one conditioning ingredient, preferably one or more fats, oils and/or waxes, and the second component is a cationic or anionic base emulsion that includes at least one lipophilic substance, at least one cationic or anionic emulsifier, at least one organic acid and water. In a particularly preferred embodiment, the first component includes at least one cationic surfactant and/or at least one cationic polymer and the second component includes at least one monoalcohol and/or at least one amphoteric or nonionic surfactant.
    Type: Grant
    Filed: June 28, 1999
    Date of Patent: September 12, 2000
    Assignee: Wella Aktiengesellschaft
    Inventors: Ernst Flemming, Ursula Hehner, Eckhard Wilhelm, Ulrich Eicken, Sybille Jungo, Karl-Heinz Kischka, Friedel Schroeder
  • Hair comb
    Patent number: D459546
    Type: Grant
    Filed: June 20, 2000
    Date of Patent: June 25, 2002
    Assignee: Wella Aktiengesellschaft
    Inventors: Werner Meyer, Franz Adler, Eckhard Wilhelm, Edelgard Hunsrucker, Corinna Blunk, Hans Heinrich