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Don A. Neifer
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Granville, OH, US
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last 30 patents
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Patent Grant
Guardrail system for an apparatus movable along a roof structure
Patent number
6,233,894
Issue date
May 22, 2001
Owens Corning Fiberglas Technology, Inc.
Ernest Craig Abney
E04 - BUILDING
Information
Patent Grant
Apparatus for propelling a carriage along the length of purlins of...
Patent number
6,195,958
Issue date
Mar 6, 2001
Owens Corning Fiberglass Technology, Inc.
Don Albert Neifer
E04 - BUILDING
Information
Patent Grant
Electrical controller for roofing apparatus
Patent number
6,101,782
Issue date
Aug 15, 2000
Owens Corning Fiberglass Technology, Inc.
Ernest Craig Abney
E04 - BUILDING
Information
Patent Grant
Pushing member for apparatus for paying out a roll of insulation ma...
Patent number
6,056,231
Issue date
May 2, 2000
Owens Corning Fiberglas Technology, Inc.
Don A. Neifer
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Tapered roller guide for apparatus for paying out an insulation sup...
Patent number
5,911,385
Issue date
Jun 15, 1999
Owens Corning Fiberglas Technology, Inc.
Don A. Neifer
E04 - BUILDING
Information
Patent Grant
Method of insulating metal deck roof structures
Patent number
5,720,147
Issue date
Feb 24, 1998
Owens Corning Fiberglass Technology, Inc.
Dennis K. Wenrick
E04 - BUILDING