Patents by Inventor Johannes P. Roos

Johannes P. Roos 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).

  • Hair dryer casing
    Patent number: 4413428
    Abstract: A hair dryer apparatus includes a casing in which an inner space is provided for receiving the head of the person whose hair is to be dried. A support member, which includes a motor-driven fan and a heating element, further includes a bow-shaped member which includes means for directly pivotally connecting the bow-shaped member to the casing.
    Type: Grant
    Filed: January 19, 1978
    Date of Patent: November 8, 1983
    Assignee: Indola Cosmetics B.V.
    Inventor: Johannes P. Roos