Patents by Inventor Ben G. Rogowski

Ben G. Rogowski 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).

  • Filter frame
    Patent number: 6955702
    Abstract: A reusable filter frame adapted to receive a replaceable filter element includes a base and a cover connected with the base. The base includes a plurality of longitudinal rails and a plurality of transverse ribs for supporting and spacing the filter element. The filter frame also includes a securing mechanism for securing the filter element to the frame and maintaining the filter element in its expanded condition.
    Type: Grant
    Filed: June 14, 2002
    Date of Patent: October 18, 2005
    Assignee: 3M Innovative Properties Company
    Inventors: James O. Kubokawa, Ben G. Rogowski, Thomas A. Tedham
  • Filter assembly
    Patent number: 6860916
    Abstract: A filter assembly includes a reusable filter frame and a collapsible and expandable filter element. The filter frame includes a base and a cover connected with the base. The base includes a plurality of longitudinal rails and a plurality of transverse ribs for supporting and spacing the filter element. The filter frame also includes a securing mechanism for securing the filter element to the frame and maintaining the filter element in its expanded condition. The filter element includes filter media having a plurality of pleats adapted to mesh with the ribs of the filter frame and a flexible spacing structure attached to the pleated media that provides the pleated media with uniform pleat spacing but allows the media to be collapsed to a compact form.
    Type: Grant
    Filed: June 14, 2002
    Date of Patent: March 1, 2005
    Assignee: 3M Innovative Properties Company
    Inventors: James O. Kubokawa, Ben G. Rogowski, Thomas A. Tedham
  • Filter frame
    Publication number: 20030230063
    Abstract: A reusable filter frame adapted to receive a replaceable filter element includes a base and a cover connected with the base. The base includes a plurality of longitudinal rails and a plurality of transverse ribs for supporting and spacing the filter element. The filter frame also includes means for securing the filter element to the frame and maintaining the filter element in its expanded condition.
    Type: Application
    Filed: June 14, 2002
    Publication date: December 18, 2003
    Applicant: 3M Innovative Properties Company
    Inventors: James O. Kubokawa, Ben G. Rogowski, Thomas A. Tedham
  • Filter assembly
    Publication number: 20030230062
    Abstract: A filter assembly includes a reusable filter frame and a collapsible and expandable filter element. The filter frame includes a base and a cover connected with the base. The base includes a plurality of longitudinal rails and a plurality of transverse ribs for supporting and spacing the filter element. The filter frame also includes means for securing the filter element to the frame and maintaining the filter element in its expanded condition. The filter element includes filter media having a plurality of pleats adapted to mesh with the ribs of the filter frame and a flexible spacing structure attached to the pleated media that provides the pleated media with uniform pleat spacing but allows the media to be collapsed to a compact form.
    Type: Application
    Filed: June 14, 2002
    Publication date: December 18, 2003
    Applicant: 3M Innovative Properties Company
    Inventors: James O. Kubokawa, Ben G. Rogowski, Thomas A. Tedham
  • Card printer housing
    Patent number: D446544
    Type: Grant
    Filed: July 12, 2000
    Date of Patent: August 14, 2001
    Assignee: Fargo Electronics, Inc.
    Inventors: Thomas C. Platner, James R. Meier, Donald L. Swetala, Thomas A. Tedham, Ben G. Rogowski
  • Airless spray pump
    Patent number: D435048
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: December 12, 2000
    Assignee: Graco Minnesota Inc
    Inventors: David L. Breeser, Glen W. Davidson, Ben G. Rogowski, Thomas A. Tedham