Average Co-Inventor Count = 2.00
ph-index = 3
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. Tamko Building Products, Inc. (2 from 32 patents)
2. Epoch Composite Products, Inc. (1 from 10 patents)
3 patents:
1. 8567601 - Roofing product
2. 8061102 - Roofing product
3. 7631461 - Roofing product possessing thermal expansion relief characteristics