Norman M. Robinson

Follow

Person

Coatesville, PA, US

People

Patents Grantslast 30 patents

Information 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
Information 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
Information Patent Grant
Adhesive arrangement for shingles and the like
- Patent number 5,239,802
- Issue date Aug 31, 1993
- CertainTeed Corporation
- Norman M. Robinson
- E04 - BUILDING