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David Bartholomew Chadwick

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  • San Diego, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Automatic line release system for aquatic traps
    • Patent number 11,950,580
    • Issue date Apr 9, 2024
    • Sub Sea Sonics, LLC
    • David Bartholomew Chadwick
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Automatic line release system for aquatic traps
    • Patent number 11,570,973
    • Issue date Feb 7, 2023
    • Sub Sea Sonics, LLC
    • David Bartholomew Chadwick
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Readily-deployable microbial fuel cell
    • Patent number 11,563,228
    • Issue date Jan 24, 2023
    • United States of America as represented by the Secretary of the Navy
    • Matthew Lanford Bond
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Self-contained and scalable microbial fuel cell array with grid-bas...
    • Patent number 10,637,090
    • Issue date Apr 28, 2020
    • United States of America as represented by Secretary of the Navy
    • Matthew L. Bond
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method for self-assessing microbial fuel cell electronics for energ...
    • Patent number 10,468,890
    • Issue date Nov 5, 2019
    • United States of America as represented by the Secretary of the Navy
    • Alex G. Phipps
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Drifting particle simulator for tracking contaminated sediment from...
    • Patent number 10,460,045
    • Issue date Oct 29, 2019
    • United States of America as represented by Secretary of the Navy
    • David Bartholomew Chadwick
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    System and method for improving power production in linear array be...
    • Patent number 10,374,235
    • Issue date Aug 6, 2019
    • United States of America as represented by Secretary of the Navy
    • David B. Chadwick
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Capacity based distribution of processing jobs to computing components
    • Patent number 10,127,087
    • Issue date Nov 13, 2018
    • The United States of America as represented by Secretary of the Navy
    • Adriane Q. Wolfe
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Drifting exposure system for sampling stormwater discharge plumes
    • Patent number 9,810,678
    • Issue date Nov 7, 2017
    • The United States of America as represented by the Secretary of the Navy
    • David Bartholomew Chadwick
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Surface sediment core catcher
    • Patent number 9,502,141
    • Issue date Nov 22, 2016
    • The United States of America as represented by Secretary of the Navy
    • Gunther H. Rosen
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Microbial fuel cell with sediment agitator
    • Patent number 9,484,589
    • Issue date Nov 1, 2016
    • The United States of America as represented by Secretary of the Navy
    • Lewis Hsu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Microbial fuel cell integrated in vehicle
    • Patent number 9,276,283
    • Issue date Mar 1, 2016
    • The United States of America, as represented by the Secretary of the Navy
    • Wayne P. Liu
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Multi-modal energy harvester
    • Patent number 9,166,242
    • Issue date Oct 20, 2015
    • The United States of America, as represented by the Secretary of the Navy
    • Wayne Po-Wen Liu
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Reconfigurable microbial fuel cell
    • Patent number 9,040,204
    • Issue date May 26, 2015
    • The United States of America as represented by the Secretary of the Navy
    • Wayne P. Liu
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Microbial fuel cell integrated in vehicle
    • Patent number 8,916,299
    • Issue date Dec 23, 2014
    • The United States of America, as represented by the Secretary of the Navy
    • Wayne P. Liu
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Groundwater evaluation tools and methods of groundwater evaluation
    • Patent number 8,616,275
    • Issue date Dec 31, 2013
    • Ronald J. Paulsen
    • G01 - MEASURING TESTING
  • Information Patent Grant

    System for deploying fabric cloth in marine sediment
    • Patent number 8,430,601
    • Issue date Apr 30, 2013
    • The United States of America as represented by the Secretary of the Navy
    • David B. Chadwick
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    In situ sediment ecotoxicity assessment system
    • Patent number 8,011,239
    • Issue date Sep 6, 2011
    • The United States of America as represented by the Secretary of the Navy
    • David B. Chadwick
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Trident probe groundwater exchange system
    • Patent number 7,711,489
    • Issue date May 4, 2010
    • United States of America as represented by Secretary of the Navy
    • David Bartholomew Chadwick
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method for sampling seepage
    • Patent number 7,672,795
    • Issue date Mar 2, 2010
    • The United States of America as represented by the Secretary of the Navy
    • David B. Chadwick
    • G01 - MEASURING TESTING
  • Information Patent Grant

    In-water hull cleaning sampling method
    • Patent number 7,444,891
    • Issue date Nov 4, 2008
    • The United States of America as represented by the Secretary of the Navy
    • David Bartholomew Chadwick
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    In-water hull cleaning sampling device
    • Patent number 7,437,959
    • Issue date Oct 21, 2008
    • The United States of America as represented by the Secretary of the Navy
    • David Bartholomew Chadwick
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Tidal seepage meter
    • Patent number 7,424,375
    • Issue date Sep 9, 2008
    • The United States of America as represented by the Secretary of the Navy
    • David B. Chadwick
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Tidal seepage meter
    • Patent number 6,993,437
    • Issue date Jan 31, 2006
    • The United States of America as represented by the Secretary of the Navy
    • David B. Chadwick
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Benthic flux sampling device
    • Patent number 5,473,952
    • Issue date Dec 12, 1995
    • The United States of America as represented by the Secretary of the Navy
    • Stephen H. Lieberman
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Feedback-controlled oxygen regulation system for benthic flux chamb...
    • Patent number 5,395,568
    • Issue date Mar 7, 1995
    • The United States of America as represented by the Secretary of the Navy
    • David B. Chadwick
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents