Charles M. Hackett — 14 Patents at Hypertherm

Charles M. Hackett has been granted 14 US patents while listed as an inventor at Hypertherm. The first was granted in 1985 and the most recent in June 2018. Charles M. Hackett ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Charles M. Hackett in Hanover, NH, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
RE46925	Composite electrode for a plasma arc torch	David J. Cook, Kirk H. Ferland, Yong Yang, Richard W. Couch, Jr., Zhipeng Lu	2018-06-26
8680425	Plasma arc torch having an electrode with internal passages	Peter J. Twarog, David J. Cook, Bruce P. Altobelli, David L. Bouthillier	2014-03-25
7659488	Composite electrode for a plasma arc torch	David J. Cook, Kirk H. Ferland, Yong Yang, Richard W. Couch, Jr., Zhipeng Lu	2010-02-09
7375302	Plasma arc torch having an electrode with internal passages	Peter J. Twarog, David J. Cook, Bruce P. Altobelli, David L. Bouthillier	2008-05-20
7049540	Process and apparatus for cutting or welding a workpiece	Nicholas A. Sanders, Richard W. Couch, Jr., Yong Yang, Zhipeng Lu, Robert C. Dean, Jr.	2006-05-23
6841754	Composite electrode for a plasma arc torch	David J. Cook, Kirk H. Ferland, Young Sek Yang, Richard W. Couch, Jr., Zhipeng Lu	2005-01-11
6720518	Process and apparatus for cutting or welding a workpiece	Nicholas A. Sanders, Richard W. Couch, Jr., Yong Yang, Zhipeng Lu, Robert C. Dean, Jr. +3 more	2004-04-13
6713709	Process and apparatus for cutting or welding a workpiece	Nicholas A. Sanders, Richard W. Couch, Jr., Yong Yang, Zhipeng Lu, Robert C. Dean, Jr. +3 more	2004-03-30
6667459	Configurable nozzle baffle apparatus and method	Kenneth J. Woods, Robert C. Dean, Jr., Sanjay Garg	2003-12-23
6614001	Nozzle for plasma arc torch	Yutaka Nakano, Zhipeng Lu, Aaron D. Brandt, Brian J. Currier, Kenneth J. Woods	2003-09-02
6525291	Process and apparatus for cutting or welding a workpiece	Nicholas A. Sanders, Richard W. Couch, Jr., Yong Yang, Zhipeng Lu, Robert C. Dean, Jr. +3 more	2003-02-25
6424082	Apparatus and method of improved consumable alignment in material processing apparatus	Yutaka Nakano, Zhipeng Lu, Aaron D. Brandt, Brian J. Currier, Kenneth J. Woods	2002-07-23
5005189	Detection of digital signals received from multipath channels	—	1991-04-02
4513383	Separation of communication signals in an adaptive antenna array	—	1985-04-23	$7,580,000

Charles M. Hackett — 14 Patents

Issued Patents All Time

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