David A. Tatham

Person

Enfield, NH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Electromechanical linearly actuated electrode
- Patent number 10,616,988
- Issue date Apr 7, 2020
- The ESAB Group Inc.
- Andrew Raymond
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Automated gas cutting system with auxiliary torch
- Patent number 10,420,200
- Issue date Sep 17, 2019
- Victor Equipment Company
- Roger Lambert
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Gas flow pre-charge for a plasma arc torch
- Patent number 6,960,737
- Issue date Nov 1, 2005
- Thermal Dynamics Corporation
- David A. Tatham
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Solenoid control and safety circuit system and method
- Patent number 6,670,572
- Issue date Dec 30, 2003
- Thermal Dynamics Corporation
- Stephen W. Norris
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma torch electronic pulsing circuit
- Patent number RE37608
- Issue date Mar 26, 2002
- Thermal Dynamics Corporation
- Dennis J. Solley
- 219 - Electric heating
Information Patent Grant
Plasma torch pilot arc circuit
- Patent number 5,990,443
- Issue date Nov 23, 1999
- Thermal Dynamics Corporation
- David A. Tatham
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma torch arc transfer circuit
- Patent number 5,530,220
- Issue date Jun 25, 1996
- Thermal Dynamics Corporation
- David A. Tatham
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Modular, stackable plasma cutting apparatus
- Patent number 5,189,277
- Issue date Feb 23, 1993
- Thermal Dynamics Corporation
- John A. Boisvert
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma torch electronic pulsing circuit
- Patent number 5,170,030
- Issue date Dec 8, 1992
- Thermal Dynamics Corporation
- Dennis J. Solley
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ELECTROMECHANICAL LINEARLY ACTUATED ELECTRODE
- Publication number 20180368246
- Publication date Dec 20, 2018
- The ESAB Group Inc.
- Andrew Raymond
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
AUTOMATED GAS CUTTING SYSTEM WITH AUXILIARY TORCH
- Publication number 20160023295
- Publication date Jan 28, 2016
- Victor Equipment Company
- Roger Lambert
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Gas flow pre-charge for a plasma arc torch
- Publication number 20050045600
- Publication date Mar 3, 2005
- David A. Tatham
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Solenoid control and safety circuit system and method
- Publication number 20030164359
- Publication date Sep 4, 2003
- Thermal Dynamics Corporation
- Stephen W. Norris
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

David A. Tatham

Person

Patents Grantslast 30 patents

Electromechanical linearly actuated electrode

Automated gas cutting system with auxiliary torch

Gas flow pre-charge for a plasma arc torch

Solenoid control and safety circuit system and method

Plasma torch electronic pulsing circuit

Plasma torch pilot arc circuit

Plasma torch arc transfer circuit

Modular, stackable plasma cutting apparatus

Plasma torch electronic pulsing circuit

Patents Applicationslast 30 patents

ELECTROMECHANICAL LINEARLY ACTUATED ELECTRODE

AUTOMATED GAS CUTTING SYSTEM WITH AUXILIARY TORCH

Gas flow pre-charge for a plasma arc torch

Solenoid control and safety circuit system and method