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. Texaco Inc. (2 from 3,161 patents)
2 patents:
1. 5952233 - Test kit for measuring the level of carboxylate anion in engine coolant
2. 5744365 - Method for measuring the level of carboxylate anion in engine coolant