Average Co-Inventor Count = 1.33
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 (1 from 139 patents)
2. Polysar Rubber Corporation (1 from 24 patents)
2 patents:
1. 5307695 - Water sampling unit
2. 4818406 - Biological degradation of chemicals bearing an oxydibenzene nucleus