Patents by Inventor Ralf Schmulling

Ralf Schmulling 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).

  • Air conditioning apparatus
    Patent number: D430277
    Type: Grant
    Filed: February 16, 1999
    Date of Patent: August 29, 2000
    Assignee: BSH and Fedders International Air Conditioning, S.A.
    Inventor: Ralf Schmulling