Average Co-Inventor Count = 3.00
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. Isp Investments Inc. (2 from 734 patents)
2 patents:
1. 6451891 - Method for preventing or retarding the formation of gas hydrates
2. 6359047 - Gas hydrate inhibitor