Douglas B. Hooper

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Lakewood, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Grid tee with integrally stitched web
- Patent number 6,446,407
- Issue date Sep 10, 2002
- USG Interiors, Inc.
- James J. Lehane
- E04 - BUILDING
Information Patent Grant
Grid tee with integrally stitched web
- Patent number 6,047,511
- Issue date Apr 11, 2000
- USG Interiors, Inc.
- James J. Lehane
- E04 - BUILDING
Information Patent Grant
Suspension ceiling with integrated openings
- Patent number 5,699,641
- Issue date Dec 23, 1997
- USG Interiors, Inc.
- William J. Tinen
- E04 - BUILDING
Information Patent Grant
Stab-in removable end clip
- Patent number 5,687,525
- Issue date Nov 18, 1997
- USG Interiors, Inc.
- Gerald L. Koski
- E04 - BUILDING
Information Patent Grant
Stab-in removable end connector
- Patent number 5,517,796
- Issue date May 21, 1996
- USG Interiors, Inc.
- Gerald L. Koski
- E04 - BUILDING