Average Co-Inventor Count = 2.25
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. Halliburton Energy Services, Inc. (3 from 11,766 patents)
3 patents:
1. 9969930 - Additive fabrication of proppants
2. 9938452 - Immobile proppants
3. 9714929 - Method to classify and select proppants