TREA

ANDREW D. KEENAN

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  • Southwick, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Top loading filter assembly
    • Patent number 11,712,646
    • Issue date Aug 1, 2023
    • Andrew D. Keenan
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter controller
    • Patent number 10,532,296
    • Issue date Jan 14, 2020
    • K.T.I. Systems, Inc.
    • Andrew D. Keenan
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Multiple filter controller and method of use
    • Patent number 8,157,987
    • Issue date Apr 17, 2012
    • Andrew D. Keenan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Multiple filter controller and method of use
    • Patent number 8,110,114
    • Issue date Feb 7, 2012
    • Andrew D. Keenan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Multiple filter controller
    • Patent number 7,481,919
    • Issue date Jan 27, 2009
    • Andrew D. Keenan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents