Patents by Inventor Hans Sherman Grohs

Hans Sherman Grohs 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).

  • Child booster seat
    Patent number: D560375
    Type: Grant
    Filed: July 27, 2007
    Date of Patent: January 29, 2008
    Assignee: Magna Aftermarket Inc.
    Inventor: Hans Sherman Grohs