Derek P. THOMAS

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Lancaster, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of tiling a roof with interlocking tiles employing an adjust...
- Patent number 8,347,587
- Issue date Jan 8, 2013
- Ludowici Roof Tile
- Derek P. Thomas
- E04 - BUILDING
Information Patent Grant
Interlocking tiles employing adjustable rain lock
- Patent number 8,122,649
- Issue date Feb 28, 2012
- Ludowici Roof Tile
- Derek P. Thomas
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Interlocking tiles employing adjustable rain lock
- Publication number 20120102876
- Publication date May 3, 2012
- Ludowici Roof Tile
- Derek P. THOMAS
- E04 - BUILDING
Information Patent Application
Interlocking tiles employing adjustable rain lock
- Publication number 20090249729
- Publication date Oct 8, 2009
- Ludowici Roof Tile
- Derek P. THOMAS
- E04 - BUILDING
Information Patent Application
2/3RDS WIDTH FLAT INTERLOCKING TILES
- Publication number 20090193746
- Publication date Aug 6, 2009
- Ludowici Roof Tile
- Derek P. THOMAS
- E04 - BUILDING