DG

David C. Griffin

TG The Esab Group: 18 patents #2 of 152Top 2%
VE Victor Equipment: 1 patents #36 of 77Top 50%
Overall (All Time): #207,595 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
11160157 Plasma device consumable part change detection Roger H. Lambert, Ryan T. Lynaugh, Andrew Raymond 2021-10-26
10743399 Reducing restart cycle time of a plasma blow back torch for improved marking Wayne Stanely Severence, Jr., Daniel Thayer, Sriram Ramadurai 2020-08-11
9288888 Plasma torch with reversible baffle Gregory W. Diehl, Christopher Reed Martin, Wayne Stanley Severence, Jr. 2016-03-15
8779323 Electrode for plasma torch with novel assembly method and enhanced heat transfer Koustubh Dnyandeo Ashtekar, Gregory W. Diehl, Dale T. Wiersema 2014-07-15
8729423 System and method for supplying fluids to a plasma arc torch 2014-05-20
8633417 Electrode for plasma torch with novel assembly method and enhanced heat transfer Koustubh Dnyandeo Ashtekar, Gregory W. Diehl, Dale T. Wiersema 2014-01-21
8633415 Plasma torch with electrode wear detection system 2014-01-21
8624149 Plasma torch with reversible baffle Gregory W. Diehl, Christopher Reed Martin 2014-01-07
8283594 System and method for supplying fluids to a plasma arc torch 2012-10-09
8258424 Plasma torch with electrode wear detection system 2012-09-04
7470872 Cooling device and system for a plasma arc torch and associated method 2008-12-30
7435925 Plasma arc torch 2008-10-14
7179036 Fastening arrangement employing thread-forming screw Thomas D. Kelly 2007-02-20
7105770 Plasma arc torch Michael E. Allen 2006-09-12
7103579 Internet based check cashing and clearing method, apparatus and article of manufacture Patrick M. Phillips, Dennis G. Brown, George A. Gouffray, Roger A. Burk, Ronnie D. Phillips +3 more 2006-09-05
6969819 Plasma arc torch 2005-11-29
6427894 Electrode wire feeder for an arc welding system Leon Blank, Dale T. Wiersema 2002-08-06
D437553 Apparatus packaging enclosure Dale T. Wiersema 2001-02-13
6170687 Apparatus packaging enclosure Dale T. Wiersema 2001-01-09
6081423 Power supply with obliquely impinging airflow 2000-06-27
5747773 Arc welder power source Dale T. Wiersema, Richard Eldridge, William R. Klingbeil 1998-05-05