Average Co-Inventor Count = 2.50
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. Polysar Limited (3 from 139 patents)
3 patents:
1. 4916180 - Butyl rubber/polypropylene elastoplastic
2. 4877832 - Thermoset resin compositions
3. 4837252 - Polymer-asphalt mixing process