DC

David J. Cook

HY Hypertherm: 18 patents #14 of 199Top 8%
Overall (All Time): #245,010 of 4,157,543Top 6%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12245354 Swirl control through electrode geometry Faraz Mehdi, Yu Zhang, Steven Moody, Brenda Melius, Jesse A. Roberts 2025-03-04
11850681 Highly positioned laser processing nozzle Kenneth J. Woods, Joe Ciambra, Marco Celeghin, Aaron D. Brandt, Sanjay Garg 2023-12-26
10737347 Thread connection for a torch system Harshawardhan Jogdand, E. Michael Shipulski, David L. Bouthillier, Zheng Duan, Jesse A. Roberts +7 more 2020-08-11
10569360 Highly positioned laser processing nozzle Joe Ciambra, Sanjay Garg, Kenneth J. Woods, Davide Orlandi 2020-02-25
10549383 Highly positioned laser processing nozzle Davide Orlandi, David L. Bouthillier, Joe Ciambra 2020-02-04
RE46925 Composite electrode for a plasma arc torch Kirk H. Ferland, Charles M. Hackett, Yong Yang, Richard W. Couch, Jr., Zhipeng Lu 2018-06-26
9781816 Interchangeable power contact for a plasma arc cutting system David L. Bouthillier 2017-10-03
9492883 Electrode for a contact start plasma arc torch and contact start plasma arc torch employing such electrodes Jonathan Mather, Nicholas A. Sanders, Jon W. Lindsay, Peter J. Twarog, E. Michael Shipulski +1 more 2016-11-15
8829385 Plasma arc torch cutting component with optimized water cooling Yong Yang 2014-09-09
8772667 Plasma arch torch cutting component with optimized water cooling Yong Yang, E. Michael Shipulski 2014-07-08
8680425 Plasma arc torch having an electrode with internal passages Peter J. Twarog, Charles M. Hackett, Bruce P. Altobelli, David L. Bouthillier 2014-03-25
8101882 Plasma torch electrode with improved insert configurations Jonathan Mather, David L. Bouthillier, John Sobr, Stephen T. Eickhoff 2012-01-24
8097828 Dielectric devices for a plasma arc torch Jesse A. Roberts, Michael F. Kornprobst 2012-01-17
7659488 Composite electrode for a plasma arc torch Kirk H. Ferland, Charles M. Hackett, Yong Yang, Richard W. Couch, Jr., Zhipeng Lu 2010-02-09
7598473 Generating discrete gas jets in plasma arc torch applications Stephen M. Liebold, Jon W. Lindsay, Zheng Duan 2009-10-06
7375302 Plasma arc torch having an electrode with internal passages Peter J. Twarog, Charles M. Hackett, Bruce P. Altobelli, David L. Bouthillier 2008-05-20
6841754 Composite electrode for a plasma arc torch Kirk H. Ferland, Charles M. Hackett, Young Sek Yang, Richard W. Couch, Jr., Zhipeng Lu 2005-01-11
6403915 Electrode for a plasma arc torch having an enhanced cooling configuration Charles Landry, Steve Schaefer 2002-06-11