Patents by Inventor Brian Christopher Witkowski

Brian Christopher Witkowski 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).

  • Patent number: D651591
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: January 3, 2012
    Assignee: S.P.M. Flow Control, Inc.
    Inventors: Scott Hunter, Brian Christopher Witkowski, Nadiya V. Fuller
  • Patent number: D651592
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: January 3, 2012
    Assignee: S.P.M. Flow Control, Inc.
    Inventors: Scott Hunter, Brian Christopher Witkowski, Nadiya V. Fuller
  • Patent number: D651593
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: January 3, 2012
    Assignee: S.P.M. Flow Control, Inc.
    Inventors: Scott Hunter, Brian Christopher Witkowski, Nadiya V. Fuller