Average Co-Inventor Count = 3.75
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. Halliburton Company (2 from 1,479 patents)
2 patents:
1. 5604186 - Encapsulated enzyme breaker and method for use in treating subterranean
2. 5386874 - Perphosphate viscosity breakers in well fracture fluids