Hofmann; Douglas A.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hofmann; Douglas A..The latest application filed is for "method of manufacturing s-glass fibers in a direct melt operation and products formed therefrom".

Company Profile

0.14.7

Hofmann; Douglas A. - Hebron OH
Hofmann; Douglas A. - Granville OH

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method of manufacturing S-glass fibers in a direct melt operation and products formed therefrom Grant 9,695,083 - McGinnis , et al. July 4, 2	2017-07-04
Glass composition for producing high strength and high modulus fibers Grant 9,352,999 - Hofmann , et al. May 31, 2	2016-05-31
Method of manufacturing S-glass fibers in a direct melt operation and products formed there from Grant 9,187,361 - McGinnis , et al. November 17, 2	2015-11-17
Method Of Manufacturing S-glass Fibers In A Direct Melt Operation And Products Formed Therefrom App 20150315067 - McGinnis; Peter B. ; et al.	2015-11-05
Composition for high performance glass, high performance glass fibers and articles therefrom Grant 8,586,491 - Hofmann , et al. November 19, 2	2013-11-19
Composition for high performance glass high performance glass fibers and articles therefrom Grant 8,563,450 - Hofmann , et al. October 22, 2	2013-10-22
Composition for high performance glass, high performance glass fibers and articles therefrom App 20130217822 - Hofmann; Douglas A. ; et al.	2013-08-22
Method of manufacturing high performance glass fibers in a refractory lined melter and fiber formed thereby Grant 8,341,978 - Hofmann , et al. January 1, 2	2013-01-01
Composition for high performance glass fibers and fibers formed therewith Grant 8,338,319 - McGinnis , et al. December 25, 2	2012-12-25
Composition For High Performance Glass High Performance Glass Fibers And Articles Therefrom App 20110003678 - Hofmann; Douglas A. ; et al.	2011-01-06
Composition for high performance glass, high performance glass fibers and articles therefrom Grant 7,799,713 - Hofmann , et al. September 21, 2	2010-09-21
Low viscosity E-glass composition enabling the use of platinum and rhodium free bushings Grant 7,767,606 - McGinnis , et al. August 3, 2	2010-08-03
Method Of Manufacturing S-Glass Fibers In A Direct Melt Operation And Products Formed There From App 20100069220 - McGinnis; Peter B. ; et al.	2010-03-18
Low viscosity E-glass composition enabling the use of platinum and rhodium free bushings App 20080227615 - McGinnis; Peter B. ; et al.	2008-09-18
Composition for high performance glass, high performance glass fibers and articles therefrom App 20080009403 - Hofmann; Douglas A. ; et al.	2008-01-10
Boron-free glass fibers Grant 5,789,329 - Eastes , et al. August 4, 1	1998-08-04

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