Average Co-Inventor Count = 9.00
ph-index = 1
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. Ppg Industries Ohio, Inc. (2 from 1,742 patents)
2 patents:
1. 7670500 - Reaction product of polyamine, acyclic carbonate and cyclic carbonate
2. 7459504 - Reaction product of polyamine and acyclic carbonate