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Dan Scheffer

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  • Frederick, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wearable antenna system
    • Patent number 12,170,739
    • Issue date Dec 17, 2024
    • Vorbeck Materials Corp.
    • Jennifer Pinkos
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electromagnetic interference shielding structures
    • Patent number 11,882,680
    • Issue date Jan 23, 2024
    • Vorbeck Materials Corp.
    • Dan Scheffer
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Self-organing communications network and systems
    • Patent number 11,729,304
    • Issue date Aug 15, 2023
    • Dan F Scheffer
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Wearable antenna system
    • Patent number 11,722,592
    • Issue date Aug 8, 2023
    • Jennifer Pinkos
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Self-organizing communications network nodes and systems
    • Patent number 11,265,410
    • Issue date Mar 1, 2022
    • Vorbeck Materials Corp.
    • Dan F Scheffer
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Self-organizing communications network nodes and systems
    • Patent number 11,245,784
    • Issue date Feb 8, 2022
    • Vorbeck Materials Corp.
    • Dan F Scheffer
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Transponder fabrication methods
    • Patent number 10,839,279
    • Issue date Nov 17, 2020
    • Sriram Manivannan
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Microphone diaphragm
    • Patent number 10,349,178
    • Issue date Jul 9, 2019
    • VORBECK MATERIALS, CORP.
    • John S Lettow
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electrical switches and sensors
    • Patent number 10,176,937
    • Issue date Jan 8, 2019
    • John S Lettow
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Security devices
    • Patent number 10,166,811
    • Issue date Jan 1, 2019
    • John S Lettow
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Transponder antenna inlay
    • Patent number D828827
    • Issue date Sep 18, 2018
    • Sriram Manivannan
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Capacitive sensor
    • Patent number 10,067,008
    • Issue date Sep 4, 2018
    • Dan F Scheffer
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Security devices
    • Patent number 9,956,806
    • Issue date May 1, 2018
    • John S. Lettow
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Personal thermal management system
    • Patent number 9,894,944
    • Issue date Feb 20, 2018
    • Louise Brooks
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Resilient radio-frequency tag
    • Patent number 9,811,774
    • Issue date Nov 7, 2017
    • John S Lettow
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Graphene compositions
    • Patent number 9,777,171
    • Issue date Oct 3, 2017
    • Vorbeck Materials Corp.
    • Kate Redmond
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Security devices
    • Patent number 9,731,540
    • Issue date Aug 15, 2017
    • VORBECK MATERIALS CORP.
    • John S. Lettow
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Method of coating a substrate with a graphene containing composition
    • Patent number 9,540,498
    • Issue date Jan 10, 2017
    • Dan Scheffer
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method of printing a conductive article and articles made thereby
    • Patent number 9,518,188
    • Issue date Dec 13, 2016
    • John S. Lettow
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Graphene compositions
    • Patent number 9,434,834
    • Issue date Sep 6, 2016
    • Vorbeck Materials Corp.
    • Kate Redmond
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymer compositions containing carbonaceous fillers
    • Patent number 9,117,568
    • Issue date Aug 25, 2015
    • Vorbeck Materials Corp.
    • Dan Scheffer
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTROMAGNETIC INTERFERENCE SHIELDING STRUCTURES
    • Publication number 20240081032
    • Publication date Mar 7, 2024
    • VORBECK MATERIALS CORP.
    • DAN SCHEFFER
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    WEARABLE ANTENNA SYSTEM
    • Publication number 20230421685
    • Publication date Dec 28, 2023
    • VORBECK MATERIALS CORP.
    • JENNIFER PINKOS
    • A41 - WEARING APPAREL
  • Information Patent Application

    SELF-ORGANIZING COMMUNICATIONS NETWORK NODES AND SYSTEMS
    • Publication number 20230362289
    • Publication date Nov 9, 2023
    • VORBECK MATERIALS CORP.
    • DAN F. SCHEFFER
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SYSTEM TO DETERMINE THE LOCATION OF A RADIO FREQUENCY SOURCE USING...
    • Publication number 20230280440
    • Publication date Sep 7, 2023
    • VORBECK MATERIALS CORP.
    • JOHN LETTOW
    • G01 - MEASURING TESTING
  • Information Patent Application

    SENSOR NODE COMMUNICATIONS SYSTEM AND RELATED METHODS
    • Publication number 20230236281
    • Publication date Jul 27, 2023
    • VORBECK MATERIALS CORP.
    • BRIAN LOSEY
    • G01 - MEASURING TESTING
  • Information Patent Application

    WEARABLE COMMUNICATIONS NODE WITH MESH NETWORKING CAPABILITIES
    • Publication number 20230208464
    • Publication date Jun 29, 2023
    • VORBECK MATERIALS CORP.
    • Sriram MANIVANNAN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COMMUNICATIONS TARPAULIN
    • Publication number 20230188634
    • Publication date Jun 15, 2023
    • VORBECK MATERIALS CORP.
    • JOHN LETTOW
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTROMAGNETIC INTERFERENCE SHIELDING STRUCTURES
    • Publication number 20230180446
    • Publication date Jun 8, 2023
    • VORBECK MATERIALS CORP.
    • DAN SCHEFFER
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SYSTEM TO DETERMINE THE LOCATION OF A RADIO FREQUENCY SOURCE USING...
    • Publication number 20230176175
    • Publication date Jun 8, 2023
    • VORBECK MATERIALS CORP.
    • JAMES TURNEY
    • G01 - MEASURING TESTING
  • Information Patent Application

    SELF-ORGANING COMMUNICATIONS NETWORK AND SYSTEMS
    • Publication number 20220329680
    • Publication date Oct 13, 2022
    • VORBECK MATERIALS CORP.
    • DAN F. SCHEFFER
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TEXTILE TRANSMISSION LINE ASSEMBLIES
    • Publication number 20220264965
    • Publication date Aug 25, 2022
    • VORBECK MATERIALS CORP.
    • KATE REDMOND
    • A41 - WEARING APPAREL
  • Information Patent Application

    WEARABLE ANTENNA SYSTEM
    • Publication number 20220256022
    • Publication date Aug 11, 2022
    • VORBECK MATERIALS CORP.
    • JENNIFER PINKOS
    • A41 - WEARING APPAREL
  • Information Patent Application

    SELF-ORGANIZING COMMUNICATIONS NETWORK NODES AND SYSTEMS
    • Publication number 20210211531
    • Publication date Jul 8, 2021
    • VORBECK MATERIALS CORP.
    • DAN F. SCHEFFER
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRICAL SWITCHES AND SENSORS
    • Publication number 20190189365
    • Publication date Jun 20, 2019
    • VORBECK MATERIALS CORP.
    • JOHN S LETTOW
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TRANSFER PRINT CIRCUITRY
    • Publication number 20190090352
    • Publication date Mar 21, 2019
    • VORBECK MATERIALS CORP.
    • DAN F SCHEFFER
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CONDUCTIVE COMPOSITIONS
    • Publication number 20180327611
    • Publication date Nov 15, 2018
    • VORBECK MATERIALS CORP.
    • DAN F. SCHEFFER
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    METHOD OF MAKING GRAPHENE COMPOSITIONS
    • Publication number 20180072863
    • Publication date Mar 15, 2018
    • VORBECK MATERIALS CORP.
    • Dan F Scheffer
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    TRANSPONDER FABRICATION METHODS
    • Publication number 20180032851
    • Publication date Feb 1, 2018
    • VORBECK MATERIALS CORP.
    • Sriram Manivannan
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    RESILIENT RADIO-FREQUENCY TAG
    • Publication number 20170262748
    • Publication date Sep 14, 2017
    • VORBECK MATERIALS CORP.
    • JOHN S. LETTOW
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    GRAPHENE-CONTAINING EPOXY ADHESIVES
    • Publication number 20170233621
    • Publication date Aug 17, 2017
    • VORBECK MATERIALS CORP.
    • Kenneth Fritsch
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    COATED LEATHER ARTICLES AND METHOD OF PREPARATION
    • Publication number 20170038795
    • Publication date Feb 9, 2017
    • VORBECK MATERIALS CORP.
    • John S. Lettow
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    MICROPHONE DIAPHRAGM
    • Publication number 20170013361
    • Publication date Jan 12, 2017
    • VORBECK MATERIALS CORP.
    • JOHN S LETTOW
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PERSONAL THERMAL MANAGEMENT SYSTEM
    • Publication number 20160374411
    • Publication date Dec 29, 2016
    • Vorbeck Materials
    • LOUISE BROOKS
    • A41 - WEARING APPAREL
  • Information Patent Application

    CAPACITIVE SENSOR
    • Publication number 20160313194
    • Publication date Oct 27, 2016
    • VORBECK MATERIALS CORP.
    • DAN F. SCHEFFER
    • G01 - MEASURING TESTING
  • Information Patent Application

    ELECTRICAL SWITCHES AND SENSORS
    • Publication number 20160300669
    • Publication date Oct 13, 2016
    • VORBECK MATERIALS CORP.
    • JOHN S LETTOW
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    TRANSPONDER ANTENNA INLAY
    • Publication number 20160294051
    • Publication date Oct 6, 2016
    • VORBECK MATERIALS CORP.
    • SRIRAM MANIVANNAN
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    MICROPHONE DIAPHRAGM
    • Publication number 20160295338
    • Publication date Oct 6, 2016
    • VORBECK MATERIALS CORP.
    • JOHN S LETTOW
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Anti-Corrosion Compositions
    • Publication number 20160168391
    • Publication date Jun 16, 2016
    • STRUCTURAL GROUP INC.
    • Jorge Costa
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ELECTRICALLY CONDUCTIVE POLYMER COMPOSITIONS
    • Publication number 20160035456
    • Publication date Feb 4, 2016
    • VORBECK MATERIALS CORP.
    • RAYMON J SAURO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Graphene Based Thermal Management Devices
    • Publication number 20150241147
    • Publication date Aug 27, 2015
    • Vorbeck Materials
    • Louise Brooks
    • F28 - HEAT EXCHANGE IN GENERAL