DC

David Bartholomew Chadwick

UF US Air Force: 14 patents #254 of 16,312Top 2%
📍 San Diego, CA: #2,100 of 23,606 inventorsTop 9%
🗺 California: #28,827 of 386,348 inventorsTop 8%
Overall (All Time): #217,684 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
11950580 Automatic line release system for aquatic traps 2024-04-09
11570973 Automatic line release system for aquatic traps 2023-02-07
10460045 Drifting particle simulator for tracking contaminated sediment from stormwater discharge plumes Jonathon Keith Oiler, Matthew Joseph Nicholson 2019-10-29
9810678 Drifting exposure system for sampling stormwater discharge plumes Jonathon Keith Oiler, Matthew Joseph Nicholson 2017-11-07
9484589 Microbial fuel cell with sediment agitator Lewis Hsu, Wayne P. Liu, Jeffrey Asher Kagan 2016-11-01
9276283 Microbial fuel cell integrated in vehicle Wayne P. Liu, Adriane Q. Wotawa-Bergen, Ken E. Richter, Yolanda Meriah Arias-Thode 2016-03-01
9166242 Multi-modal energy harvester Wayne P. Liu, Jeffrey Asher Kagan 2015-10-20
9040204 Reconfigurable microbial fuel cell Wayne P. Liu, Kenneth E. Richter, Adriane Q. Wotawa-Bergen, Jeffrey Asher Kagan 2015-05-26
8916299 Microbial fuel cell integrated in vehicle Wayne P. Liu, Adriane Q. Wotawa-Bergen, Ken E. Richter, Yolanda Meriah Arias-Thode 2014-12-23
8616275 Groundwater evaluation tools and methods of groundwater evaluation Ronald J. Paulsen, Gregory Jon Groves, Christopher Smith 2013-12-31
8430601 System for deploying fabric cloth in marine sediment Adriane Q. Wotawa-Bergen, Jeffrey Asher Kagan 2013-04-30
8011239 In situ sediment ecotoxicity assessment system Gunther H. Rosen, G. Allen Burton 2011-09-06
7711489 Trident probe groundwater exchange system Gregory Jon Groves, Christopher Smith, Ronald J. Paulsen 2010-05-04
7672795 Method for sampling seepage Andrew E. Patterson, Gregory Jon Groves 2010-03-02
7444891 In-water hull cleaning sampling method Ignacio Rivera-Duarte, Robert M. Cook 2008-11-04
7437959 In-water hull cleaning sampling device Ignacio Rivera-Duarte, Robert M. Cook 2008-10-21
7424375 Tidal seepage meter Andrew E. Patterson, Gregory Jon Groves 2008-09-09
6993437 Tidal seepage meter Gregory Jon Groves, Andrew E. Patterson 2006-01-31
5473952 Benthic flux sampling device Stephen H. Lieberman, David R. Bower 1995-12-12
5395568 Feedback-controlled oxygen regulation system for benthic flux chambers and method for maintaining a constant volume of oxygen therefor 1995-03-07