Average Co-Inventor Count = 3.00
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. Weatherford Switzerland Trading and Development Gmbh (2 from 6 patents)
2. Weatherford Technology Holdings, LLC (1 from 894 patents)
3. Stratum Reservoir (us), LLC (1 from 3 patents)
4 patents:
1. 11022527 - Apparatus and methods of collecting and sampling fluids
2. 10241010 - Apparatus and methods of collecting and sampling hydrocarbon fluids
3. 9588023 - Sampling container for collection of fluids
4. 9005528 - Sampling container for collection of fluids