Average Co-Inventor Count = 3.43
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. Other (1 from 832,812 patents)
2. Landmark Graphics Corporation (1 from 607 patents)
2 patents:
1. 10156133 - Dynamic method and real time monitoring of UBD operation tunnel envelope with mud motor
2. 9784088 - Underbalanced drilling through formations with varying lithologies