Average Co-Inventor Count = 2.00
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. Schlumberger Technology Corporation (1 from 10,180 patents)
2. Bp Exploration Operating Company Limited (135 patents)
3. Rosneft Oil Company (4 patents)
1 patent:
1. 10962673 - Downhole electromagnetic sensing techniques