Average Co-Inventor Count = 1.00
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. Royal Group Technologies Inc. (2 from 37 patents)
2 patents:
1. 6874766 - Plastic deck railing
2. 6739106 - Reversible plastic building board with different colored sides