Patents by Inventor Gerhard Busalt

Gerhard Busalt 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).

  • Vacuum cleaner
    Patent number: D292833
    Type: Grant
    Filed: February 4, 1985
    Date of Patent: November 17, 1987
    Assignee: Rowenta-Werke GmbH
    Inventor: Gerhard Busalt
  • Cordless vacuum cleaner
    Patent number: D304104
    Type: Grant
    Filed: December 4, 1986
    Date of Patent: October 17, 1989
    Assignee: Rowenta-Werke GmbH
    Inventors: Gerhard Busalt, Franz A. Stutzer