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Hellmut I. Glaser
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Granville, OH, US
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last 30 patents
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Patent Grant
Method and apparatus for producing glass fibers
Patent number
4,643,750
Issue date
Feb 17, 1987
Owens-Corning Fiberglas Corporation
Hellmut I. Glaser
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Drain bushing
Patent number
4,518,406
Issue date
May 21, 1985
Owens-Corning Fiberglas Corporation
Richard A. Perkins
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Apparatus and method for production of mineral fibers
Patent number
4,311,499
Issue date
Jan 19, 1982
Owens-Corning Fiberglas Corporation
Arnold J. Eisenberg
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method and apparatus for melting and processing glass
Patent number
4,023,950
Issue date
May 17, 1977
Hellmut I. Glaser
C03 - GLASS MINERAL OR SLAG WOOL