Richard W. Couch

Person

Hanover, NH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Composite electrode for a plasma arc torch
- Patent number RE46925
- Issue date Jun 26, 2018
- Hypertherm, Inc.
- David J. Cook
Information Patent Grant
Method and apparatus for forming high-speed liquid
- Patent number 7,380,918
- Issue date Jun 3, 2008
- Synergy Innovations, Inc.
- Robert Dean, Jr.
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Composite electrode for a plasma arc torch
- Patent number 6,841,754
- Issue date Jan 11, 2005
- Hypertherm, Inc.
- David J. Cook
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process and apparatus for cutting or welding a workpiece
- Patent number 6,720,518
- Issue date Apr 13, 2004
- Hypertherm, Inc.
- Nicholas A. Sanders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process and apparatus for cutting or welding a workpiece
- Patent number 6,713,709
- Issue date Mar 30, 2004
- Hypertherm, Inc.
- Nicholas A. Sanders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process and apparatus for cutting or welding a workpiece
- Patent number 6,525,291
- Issue date Feb 25, 2003
- Hypertherm, Inc.
- Nicholas A. Sanders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrode for a plasma arc torch having an improved insert configur...
- Patent number 6,130,399
- Issue date Oct 10, 2000
- Hypertherm, Inc.
- Zhipeng Lu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Integral spring consumables for plasma arc torch using blow forward...
- Patent number 5,897,795
- Issue date Apr 27, 1999
- Hypertherm, Inc.
- Zhipeng Lu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for improved assembly concentricity in a plasm...
- Patent number 5,841,095
- Issue date Nov 24, 1998
- Hypertherm, Inc.
- Zhipeng Lu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for starting and stopping a plasma arc torch u...
- Patent number 5,760,363
- Issue date Jun 2, 1998
- Hypertherm, Inc.
- Elizabeth B. Hackett
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Detecting non-symmetrical nozzle wear in a plasma arc torch
- Patent number 5,756,960
- Issue date May 26, 1998
- Commonwealth Scientific and Industrial Research Organization
- Maciej Wlodzimierz Rogozinski
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Coolant tube for use in a liquid-cooled electrode disposed in a pla...
- Patent number 5,756,959
- Issue date May 26, 1998
- Hypertherm, Inc.
- Jennifer L. Freeman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma torch condition monitoring
- Patent number 5,717,187
- Issue date Feb 10, 1998
- Commonwealth Scientific and Industrial Research Organisation
- Maciej Wlodzimierz Rogozinski
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma arc cutting process and apparatus using an oxygen-rich gas s...
- Patent number 5,695,662
- Issue date Dec 9, 1997
- Hypertherm, Inc.
- Richard W. Couch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for high quality plasma arc and laser cutting of stainless...
- Patent number 5,653,896
- Issue date Aug 5, 1997
- Hypertherm, Inc.
- Richard W. Couch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrode for a plasma arc torch
- Patent number 5,601,734
- Issue date Feb 11, 1997
- Hypertherm, Inc.
- Lifeng Luo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma arc cutting process and apparatus using an oxygen-rich gas s...
- Patent number 5,591,357
- Issue date Jan 7, 1997
- Hypertherm, Inc.
- Richard W. Couch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for high quality plasma arc and laser cutting of stainless...
- Patent number 5,558,786
- Issue date Sep 24, 1996
- Hypertherm, Inc.
- Richard W. Couch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma arc cutting torch ignition circuit and method providing a fo...
- Patent number 5,548,097
- Issue date Aug 20, 1996
- Hypertherm, Inc.
- Richard W. Couch
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrode for a plasma arc torch
- Patent number 5,464,962
- Issue date Nov 7, 1995
- Hypertherm, Inc.
- Lifeng Luo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for high quality plasma arc cutting of stainless steel and...
- Patent number 5,414,236
- Issue date May 9, 1995
- Hypertherm, Inc.
- Richard W. Couch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma arc cutting process and apparatus using an oxygen-rich gas s...
- Patent number 5,396,043
- Issue date Mar 7, 1995
- Hypertherm, Inc.
- Richard W. Couch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for high quality plasma arc and laser cutting of stainless...
- Patent number 5,380,976
- Issue date Jan 10, 1995
- Hypertherm, Inc.
- Richard W. Couch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Nozzle and method of operation for a plasma arc torch
- Patent number 5,317,126
- Issue date May 31, 1994
- Hypertherm, Inc.
- Richard W. Couch
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrode for high current density plasma arc torch
- Patent number 5,310,988
- Issue date May 10, 1994
- Hypertherm, Inc.
- Richard W. Couch
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Swirl ring and flow control process for a plasma arc torch
- Patent number 5,170,033
- Issue date Dec 8, 1992
- Hypertherm, Inc.
- Richard W. Couch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process and apparatus for reducing electrode wear in a plasma arc t...
- Patent number 5,166,494
- Issue date Nov 24, 1992
- Hypertherm, Inc.
- Lifeng Luo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Arc torch nozzle shield for plasma
- Patent number 5,132,512
- Issue date Jul 21, 1992
- Hypertherm, Inc.
- Nicholas A. Sanders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma arc torch with improved nozzle shield and step flow
- Patent number 5,120,930
- Issue date Jun 9, 1992
- Hypertherm, Inc.
- Nicholas A. Sanders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Proceses and apparatus for reducing electrode wear in a plasma arc...
- Patent number 5,070,227
- Issue date Dec 3, 1991
- Hypertherm, Inc.
- Lifeng Luo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR ALIGNMENT OF COMPONENTS OF A PLASMA ARC TORCH
- Publication number 20080116179
- Publication date May 22, 2008
- HYPERTHERM, INC.
- David J. Cook
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Composite electrode for a plasma arc torch
- Publication number 20060289407
- Publication date Dec 28, 2006
- David J. Cook
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method and apparatus for forming high-speed liquid
- Publication number 20060187277
- Publication date Aug 24, 2006
- Synergy Innovations, Inc.
- Robert Dean
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Composite electrode for a plasma arc torch
- Publication number 20050067387
- Publication date Mar 31, 2005
- HYPERTHERM, INC.
- David J. Cook
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Process and apparatus for cutting or welding a workpiece
- Publication number 20040164058
- Publication date Aug 26, 2004
- HYPERTHERM, INC.
- Nicholas A. Sanders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Process and apparatus for cutting or welding a workpiece
- Publication number 20030121893
- Publication date Jul 3, 2003
- HYPERTHERM, INC.
- Nicholas A. Sanders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Process and apparatus for cutting or welding a workpiece
- Publication number 20030121894
- Publication date Jul 3, 2003
- HYPERTHERM, INC.
- Nicholas A. Sanders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Composite electrode for a plasma arc torch
- Publication number 20020125224
- Publication date Sep 12, 2002
- David J. Cook
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Richard W. Couch

Person

Patents Grantslast 30 patents

Composite electrode for a plasma arc torch

Method and apparatus for forming high-speed liquid

Composite electrode for a plasma arc torch

Process and apparatus for cutting or welding a workpiece

Process and apparatus for cutting or welding a workpiece

Process and apparatus for cutting or welding a workpiece

Electrode for a plasma arc torch having an improved insert configur...

Integral spring consumables for plasma arc torch using blow forward...

Apparatus and method for improved assembly concentricity in a plasm...

Apparatus and method for starting and stopping a plasma arc torch u...

Detecting non-symmetrical nozzle wear in a plasma arc torch

Coolant tube for use in a liquid-cooled electrode disposed in a pla...

Plasma torch condition monitoring

Plasma arc cutting process and apparatus using an oxygen-rich gas s...

Process for high quality plasma arc and laser cutting of stainless...

Electrode for a plasma arc torch

Plasma arc cutting process and apparatus using an oxygen-rich gas s...

Process for high quality plasma arc and laser cutting of stainless...

Plasma arc cutting torch ignition circuit and method providing a fo...

Electrode for a plasma arc torch

Process for high quality plasma arc cutting of stainless steel and...

Plasma arc cutting process and apparatus using an oxygen-rich gas s...

Process for high quality plasma arc and laser cutting of stainless...

Nozzle and method of operation for a plasma arc torch

Electrode for high current density plasma arc torch

Swirl ring and flow control process for a plasma arc torch

Process and apparatus for reducing electrode wear in a plasma arc t...

Arc torch nozzle shield for plasma

Plasma arc torch with improved nozzle shield and step flow

Proceses and apparatus for reducing electrode wear in a plasma arc...

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR ALIGNMENT OF COMPONENTS OF A PLASMA ARC TORCH

Composite electrode for a plasma arc torch

Method and apparatus for forming high-speed liquid

Composite electrode for a plasma arc torch

Process and apparatus for cutting or welding a workpiece

Process and apparatus for cutting or welding a workpiece

Process and apparatus for cutting or welding a workpiece

Composite electrode for a plasma arc torch