Inventor · disambiguated record
David A. Tatham
Also filed as: TATHAM DAVID A
9 granted patents·497 citations·filing 1991–2017
90Inventor score
Top patents by PatentIndex Score
9 records- 0196US5189277AModular, stackable plasma cutting apparatusTHERMAL DYNAMICS CORP·Filed 1991·Granted Feb 23, 1993·338 cites·25 claims
- 0281US6960737B2Gas flow pre-charge for a plasma arc torchTHERMAL DYNAMICS CORP·Filed 2003·Granted Nov 1, 2005·43 cites·20 claims
- 0372US5170030APlasma torch electronic pulsing circuitTHERMAL DYNAMICS CORP·Filed 1991·Granted Dec 8, 1992·32 cites·8 claims
- 0466US5990443APlasma torch pilot arc circuitTHERMAL DYNAMICS CORP·Filed 1998·Granted Nov 23, 1999·28 cites·28 claims
- 0564US5530220APlasma torch arc transfer circuitTHERMAL DYNAMICS CORP·Filed 1994·Granted Jun 25, 1996·32 cites·18 claims
- 0660US10420200B2Automated gas cutting system with auxiliary torchVICTOR EQUIPMENT CO·Filed 2015·Granted Sep 17, 2019·1 cites·20 claims
- 0759US6670572B2Solenoid control and safety circuit system and methodTHERMAL DYNAMICS CORP·Filed 2002·Granted Dec 30, 2003·13 cites·33 claims
- 0847US10616988B2Electromechanical linearly actuated electrodeESAB GROUP INC·Filed 2017·Granted Apr 7, 2020·0 cites·23 claims
- 0941USRE37608EPlasma torch electronic pulsing circuitTHERMAL DYNAMICS CORP·Filed 1994·Granted Mar 26, 2002·10 cites·30 claims
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