Patents by Inventor Ullrich H. Bitsch

Ullrich H. Bitsch 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).

  • Office chair
    Patent number: D292047
    Type: Grant
    Filed: February 25, 1985
    Date of Patent: September 29, 1987
    Assignee: Drabert Sohne GmbH & Co.
    Inventor: Ullrich H. Bitsch