Average Co-Inventor Count = 2.64
ph-index = 20
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Building Materials Corporation of America (18 from 45 patents)
2. Building Materials Investment Corporation (6 from 284 patents)
3. Gaf Corporation (4 from 498 patents)
4. Other (1 from 832,880 patents)
29 patents:
1. 8397460 - Roofing shingle
2. 8226790 - Impact resistant roofing shingles and process of making same
3. 7805905 - Roofing shingle
4. 7442658 - Impact resistant roofing shingles and process of making same
5. D554275 - Roof shingle
6. D504962 - Roofing shingle
7. 6361851 - Composite roofing shingle
8. D452917 - Roofing shingle
9. 6190754 - Variegated shingle and method of manufacture
10. 6105329 - Trilaminate roofing shingle
11. 6058670 - Laminated roofing and siding shingle
12. 6038827 - Trilaminate roofing shingle
13. 5939169 - Composite roofing and siding shingle
14. D406665 - Roof covering
15. D406362 - Section of tabbed, laminated roofing shingle