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Bryan L. Gerhardt

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  • Woodbury, MN, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    EXPANDABLE PLEATED AIR FILTERS
    • Publication number 20250186928
    • Publication date Jun 12, 2025
    • 3M Innovative Properties Company
    • Bryan L. Gerhardt
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    REUSABLE FRAMES FOR AIR FILTERS
    • Publication number 20250186922
    • Publication date Jun 12, 2025
    • 3M Innovative Properties Company
    • Craig D. Thompson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    CONFORMABLE PLEATED AIR FILTER WITH BRIDGING FILAMENTS
    • Publication number 20230372854
    • Publication date Nov 23, 2023
    • 3M Innovative Properties Company
    • Changwen Li
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PLEATED FILTRATION ASSEMBLY COMPRISING SPUNBONDED PREFILTER
    • Publication number 20230233968
    • Publication date Jul 27, 2023
    • 3M Innovative Properties Company
    • HIMANSHU JASUJA
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Spunbonded Air-Filtration Web
    • Publication number 20220266180
    • Publication date Aug 25, 2022
    • 3M Innovative Properties Company
    • John D. Stelter
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Spunbonded Air-Filtration Web
    • Publication number 20220266181
    • Publication date Aug 25, 2022
    • 3M Innovative Properties Company
    • Himanshu Jasuja
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MULTI-LAYER, BIODEGRADABLE COMPOSITES FOR AIR FILTRATION
    • Publication number 20220096977
    • Publication date Mar 31, 2022
    • 3M Innovative Properties Company
    • Zhiqun Zhang
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Application

    UNIFORMLY EXPANDABLE AIR FILTER
    • Publication number 20220054968
    • Publication date Feb 24, 2022
    • 3M Innovative Properties Company
    • Andrew R. Fox
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ADHESIVE ARTICLES PERMITTING DAMAGE FREE REMOVAL
    • Publication number 20210324240
    • Publication date Oct 21, 2021
    • 3M Innovative Properties Company
    • Brett P. Krull
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    PLEATED AIR FILTER WITH BRIDGING FILAMENTS AND CONTINUOUS-CONTACT F...
    • Publication number 20210229022
    • Publication date Jul 29, 2021
    • 3M INNOVATIVE PROPERTIES COMPANY
    • Zhiqun Zhang
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    AIR-FILTER MEDIA COMPRISING A RELOFTED SPUNBONDED WEB, AND METHODS...
    • Publication number 20210229012
    • Publication date Jul 29, 2021
    • 3M Innovative Properties Company
    • Zhiqun Zhang
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ADHESIVE ARTICLES PERMITTING DAMAGE FREE REMOVAL
    • Publication number 20200190365
    • Publication date Jun 18, 2020
    • 3M Innovative Properties Company
    • Brett P. Krull
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    AIR FILTER MEDIA WITH POST-PLEAT-DEPOSITED SORBENT PARTICLES
    • Publication number 20200129907
    • Publication date Apr 30, 2020
    • 3M Innovative Properties Company
    • Andrew R. Fox
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    IMPROVED ROOM AIR PURIFIERS AND FILTRATION MEDIA
    • Publication number 20190209954
    • Publication date Jul 11, 2019
    • 3M Innovative Properties Company
    • Andrew R. Fox
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    CONFORMABLE PLEATED AIR FILTER WITH BRIDGING FILAMENTS
    • Publication number 20180021716
    • Publication date Jan 25, 2018
    • 3M Innovative Properties Company
    • Changwen Li
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Respirator Having Corrugated Filtering Structure
    • Publication number 20170252590
    • Publication date Sep 7, 2017
    • 3M Innovative Properties Company
    • Seyed A. Angadjivand
    • A41 - WEARING APPAREL
  • Information Patent Application

    ADJUSTABLE AIR FILTER
    • Publication number 20170241192
    • Publication date Aug 24, 2017
    • 3M Innovative Properties Company
    • Andrew R. Fox
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    A UNIFORMLY EXPANDABLE AIR FILTER
    • Publication number 20170216756
    • Publication date Aug 3, 2017
    • 3M Innovative Properties Company
    • Andrew R. Fox
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL