Inventor · disambiguated record
David J. Cook
Also filed as: COOK DAVID · COOK DAVID J · COOK DAVID JONATHAN
18 granted patents·4 pending applications·550 citations·filing 2000–2025
95Inventor score
Top patents by PatentIndex Score
22 records- 0196US8772667B2Plasma arch torch cutting component with optimized water coolingYANG YONG·Filed 2008·Granted Jul 8, 2014·27 cites·23 claims
- 0295US7598473B2Generating discrete gas jets in plasma arc torch applicationsHYPERTHERM INC·Filed 2006·Granted Oct 6, 2009·77 cites·15 claims
- 0392US11850681B2Highly positioned laser processing nozzleHYPERTHERM INC·Filed 2020·Granted Dec 26, 2023·5 cites·24 claims
- 0491US7659488B2Composite electrode for a plasma arc torchHYPERTHERM INC·Filed 2006·Granted Feb 9, 2010·39 cites·30 claims
- 0590US10569360B2Highly positioned laser processing nozzleHYPERTHERM INC·Filed 2017·Granted Feb 25, 2020·6 cites·10 claims
- 0690US6841754B2Composite electrode for a plasma arc torchHYPERTHERM INC·Filed 2002·Granted Jan 11, 2005·64 cites·51 claims
- 0789US9781816B2Interchangeable power contact for a plasma arc cutting systemHYPERTHERM INC·Filed 2015·Granted Oct 3, 2017·13 cites·10 claims
- 0889US8097828B2Dielectric devices for a plasma arc torchROBERTS JESSE A·Filed 2006·Granted Jan 17, 2012·54 cites·31 claims
- 0989US6403915B1Electrode for a plasma arc torch having an enhanced cooling configurationHYPERTHERM INC·Filed 2000·Granted Jun 11, 2002·114 cites·50 claims
- 1088US8829385B2Plasma arc torch cutting component with optimized water coolingYANG YONG·Filed 2008·Granted Sep 9, 2014·31 cites·17 claims
- 1188US7375302B2Plasma arc torch having an electrode with internal passagesHYPERTHERM INC·Filed 2004·Granted May 20, 2008·81 cites·30 claims
- 1287US10549383B2Highly positioned laser processing nozzleHYPERTHERM INC·Filed 2016·Granted Feb 4, 2020·5 cites·20 claims
- 1385US8101882B2Plasma torch electrode with improved insert configurationsMATHER JONATHAN P·Filed 2006·Granted Jan 24, 2012·26 cites·44 claims
- 1481US9492883B2Electrode for a contact start plasma arc torch and contact start plasma arc torch employing such electrodesMATHER JONATHAN P·Filed 2012·Granted Nov 15, 2016·6 cites·28 claims
- 1568US2025073814A1Directed coolant flows in a nozzle for a laser processing systemHYPERTHERM INC·Filed 2024·Application pending·0 cites
- 1661US2025296177A1Data communication in laser processing systemsHYPERTHERM INC·Filed 2025·Application pending·0 cites
- 1759USRE46925EComposite electrode for a plasma arc torchCOOK DAVID J·Filed 2012·Granted Jun 26, 2018·1 cites·30 claims
- 1854US8680425B2Plasma arc torch having an electrode with internal passagesTWAROG PETER J·Filed 2008·Granted Mar 25, 2014·1 cites·18 claims
- 1953US12245354B2Swirl control through electrode geometryHYPERTHERM INC·Filed 2021·Granted Mar 4, 2025·0 cites·21 claims
- 2046US10737347B2Thread connection for a torch systemHYPERTHERM INC·Filed 2018·Granted Aug 11, 2020·0 cites·29 claims
- 2144US2008116179A1Method and apparatus for alignment of components of a plasma arc torchHYPERTHERM INC·Filed 2007·Application pending·0 cites
- 2240US2005067387A1Composite electrode for a plasma arc torchHYPERTHERM INC·Filed 2004·Application pending·0 cites
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