Patents by Inventor Dave Janowick

Dave Janowick 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).

  • Straightening iron
    Patent number: D942682
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: February 1, 2022
    Assignee: Helen of Troy Limited
    Inventors: Jane Yoojung Moon, Dave Janowick, Stephen Gwin
  • Hair dryer
    Patent number: D943202
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: February 8, 2022
    Assignee: Helen of Troy Limited
    Inventors: Jane Yoojung Moon, Dave Janowick, Stephen Gwin
  • Blow dry brush
    Patent number: D1024578
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: April 30, 2024
    Assignee: Helen of Troy Limited
    Inventors: Jane Yoojung Moon, Dave Janowick, Stephen Gwin