TREA

James O. Kubokawa

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  • St. Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filter assembly
    • Patent number 7,169,202
    • Issue date Jan 30, 2007
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Self-spacing pleated filter insert
    • Patent number 7,150,774
    • Issue date Dec 19, 2006
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Filter frame
    • Patent number 6,955,702
    • Issue date Oct 18, 2005
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Filter assembly
    • Patent number 6,860,916
    • Issue date Mar 1, 2005
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Filter assembly
    • Patent number 6,843,820
    • Issue date Jan 18, 2005
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Collapsible pleated filter element
    • Patent number 6,740,137
    • Issue date May 25, 2004
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter having a change indicator
    • Patent number 6,110,260
    • Issue date Aug 29, 2000
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Filter assembly
    • Publication number 20050138905
    • Publication date Jun 30, 2005
    • James O. Kubokawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Self-spacing pleated filter insert
    • Publication number 20050138906
    • Publication date Jun 30, 2005
    • James O. Kubokawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter assembly
    • Publication number 20040172928
    • Publication date Sep 9, 2004
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Collapsible pleated filter element
    • Publication number 20030230061
    • Publication date Dec 18, 2003
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter assembly
    • Publication number 20030230062
    • Publication date Dec 18, 2003
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter frame
    • Publication number 20030230063
    • Publication date Dec 18, 2003
    • 3M Innovative Properties Company
    • James O. Kubokawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL