Average Co-Inventor Count = 1.89
ph-index = 6
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. Epoch Composite Products, Inc. (6 from 10 patents)
2. Tamko Building Products, Inc. (3 from 32 patents)
3. Tamko Roofing Products, Inc. (3 from 14 patents)
12 patents:
1. 8099923 - Roofing shingle with a laying line
2. 7882677 - Roofing shingle with a laying line
3. 7823334 - Ridge cap roofing product
4. 7716894 - Starter block roofing product
5. 7700028 - Method for manufacturing roofing products
6. 7516593 - Roofing shingle with a laying line
7. 7475516 - Roofing shingle with a laying line
8. 7178294 - Ridge cap roofing product
9. 6935089 - Methods of manufacturing roofing products
10. 6933037 - Triple laminate roofing shingle
11. D462461 - Hip and ridge cover
12. 5822943 - Hurricane resistant shingle