James W. Mumaw

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Wadsworth, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Adaptively controlled short circuiting drawn-arc fastener welding
- Patent number 10,265,796
- Issue date Apr 23, 2019
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and system for welding railroad rails
- Patent number 6,407,364
- Issue date Jun 18, 2002
- Lincoln Global, Inc.
- James W. Mumaw
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and system for welding railroad rails
- Patent number 6,278,074
- Issue date Aug 21, 2001
- Lincoln Global, Inc.
- Michael J. Morlock
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and system for welding railroad rails
- Patent number 6,201,216
- Issue date Mar 13, 2001
- Lincoln Global, Inc.
- James W. Mumaw
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ADAPTIVELY CONTROLLED SHORT CIRCUITING DRAWN-ARC FASTENER WELDING
- Publication number 20130126498
- Publication date May 23, 2013
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TURBINE WHEEL AND SHAFT JOINING PROCESSES
- Publication number 20100154214
- Publication date Jun 24, 2010
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR