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Robert E. Oglesby
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Downingtown, PA, US
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last 30 patents
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Patent Grant
Roofing shingle bearing release material with identifying indicia
Patent number
6,237,288
Issue date
May 29, 2001
CertainTeed Corporation
Robert L. Jenkins
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Patent Grant
Method of providing identifying indicia to a roofing shingle
Patent number
5,951,809
Issue date
Sep 14, 1999
CertainTeed Corporation
Robert L. Jenkins
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS