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. Smith International, Inc. (2 from 1,426 patents)
2. Services Petroliers Schlumberger (0 patent)
3. Schlumberger Holdings Limited (0 patent)
2 patents:
1. 10844663 - Fiber reinforced elastomeric stator
2. 10355552 - Highly reinforced elastometric stator