Average Co-Inventor Count = 2.00
ph-index = 2
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. Owens-corning Fiberglas Corporation (2 from 1,031 patents)
2 patents:
1. 4523543 - Asphalt shingles - color blend drop sequence randomized by deposition
2. 4478869 - Applying granules to strip asphaltic material