Average Co-Inventor Count = 4.50
ph-index = 4
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 (6 from 10,180 patents)
6 patents:
1. 8299795 - Independently excitable resistivity units
2. 8198898 - Downhole removable cage with circumferentially disposed instruments
3. 8030936 - Logging tool with independently energizable transmitters
4. 7994791 - Resistivity receiver spacing
5. 7898259 - Downhole induction resistivity tool
6. 7888940 - Induction resistivity cover