David E. Johnson — 13 Patents at Arcair

David E. Johnson has been granted 13 US patents while listed as an inventor at Arcair. The first was granted in 1982 and the most recent in September 1988. David E. Johnson ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list David E. Johnson in Pataskala, OH, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
D297783	Portable enclosure for oxygen arc cutting equipment	David B. Chaney	1988-09-27
D282817	Positioner to support a gas cutting torch, a welding torch or the like	Kenneth E. McCall	1986-03-04
4571478	Electrode drive and nozzle system for an automatic air carbon-arc cutting and gouging torch	Larry A. Abersold, Kenneth E. McCall	1986-02-18	$4,721,000
D281250	Combined electrode drive and nozzle unit for an automatic air carbon-arc cutting and gouging torch	Larry A. Aebersold, Kenneth E. McCall	1985-11-05
4540225	Swivel cable coupling for an air carbon-arc cutting and gouging torch	Kenneth E. McCall	1985-09-10
4527037	Electrode drive and nozzle system for an automatic air carbon-arc cutting and gouging torch	Larry A. Aebersold, Kenneth E. McCall	1985-07-02
D277191	Carriage mounted tool oscillator	Ralph Wendell Farmer	1985-01-15
D273097	All position tractor for mounting a tool such as a welding, cutting or gouging torch	Kenneth E. McCall, William J. Coughlin	1984-03-20
4422384	All position tractor	Kenneth E. McCall, William J. Coughlin	1983-12-27
D271290	Heavy duty machine carriage	William J. Coughlin, Kenneth E. McCall	1983-11-08
D269973	Combined underwater cutting and welding torch	Alexander Toth	1983-08-02
4361746	Underwater cutting and welding torch	Alexander Toth	1982-11-30	$3,068,000
4330109	Heavy duty carriage assembly	William J. Coughlin, Kenneth E. McCall	1982-05-18

David E. Johnson — 13 Patents

Issued Patents All Time

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