TREA

Michael Petgrave

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  • Brampton, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air filter apparatus, system and method
    • Patent number 12,157,080
    • Issue date Dec 3, 2024
    • BLADE FILTERS INC.
    • Chet Ramphal
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR FILTER APPARATUS, SYSTEM AND METHOD
    • Publication number 20210252443
    • Publication date Aug 19, 2021
    • DRAM Innovations Inc.
    • Chet Ramphal
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL