Zhipeng Lu

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
Composite electrode for a plasma arc torch
- Patent number 7,659,488
- Issue date Feb 9, 2010
- 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 7,049,540
- Issue date May 23, 2006
- Hypertherm, Inc.
- Nicholas A. Sanders
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
Nozzle for plasma arc torch
- Patent number 6,614,001
- Issue date Sep 2, 2003
- Hypertherm, Inc.
- Charles M. Hackett
- H05 - ELECTRIC TECHNIQUES 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
Apparatus and method of improved consumable alignment in material p...
- Patent number 6,424,082
- Issue date Jul 23, 2002
- Hypertherm, Inc.
- Charles M. Hackett
- H05 - ELECTRIC TECHNIQUES 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
Plasma arc torch and method using blow forward contact starting system
- Patent number 5,994,663
- Issue date Nov 30, 1999
- 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
Blow forward contact start plasma arc torch with distributed nozzle...
- Patent number 5,886,315
- Issue date Mar 23, 1999
- Hypertherm, Inc.
- Zhipeng Lu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plasma arc torch position control
- Patent number 5,866,872
- Issue date Feb 2, 1999
- Hypertherm, Inc.
- Zhipeng Lu
- B23 - MACHINE TOOLS METAL-WORKING 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
Gas mixtures for plasma arc torch cutting and marking systems
- Patent number 5,773,788
- Issue date Jun 30, 1998
- Hypertherm, Inc.
- Zhipeng Lu
- B23 - MACHINE TOOLS METAL-WORKING 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
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
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
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
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
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
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

Patents Applicationslast 30 patents

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
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
Nozzle for plasma arc torch
- Publication number 20020135283
- Publication date Sep 26, 2002
- HYPERTHERM, INC.
- Charles M. Hackett
- H05 - ELECTRIC TECHNIQUES 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

Person

Patents Grantslast 30 patents

Composite electrode for a plasma arc torch

Composite electrode for a plasma arc torch

Process and apparatus for cutting or welding a workpiece

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

Nozzle for plasma arc torch

Process and apparatus for cutting or welding a workpiece

Apparatus and method of improved consumable alignment in material p...

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

Plasma arc torch and method using blow forward contact starting system

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

Blow forward contact start plasma arc torch with distributed nozzle...

Plasma arc torch position control

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

Gas mixtures for plasma arc torch cutting and marking systems

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

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

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

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

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

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

Electrode for high current density plasma arc torch

Patents Applicationslast 30 patents

Composite electrode for a plasma arc torch

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

Nozzle for plasma arc torch

Composite electrode for a plasma arc torch