Average Co-Inventor Count = 2.55
ph-index = 26
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 (34 from 10,180 patents)
2. Hunting Titan, Inc. (8 from 90 patents)
3. Other (4 from 832,843 patents)
4. Halliburton Energy Services, Inc. (4 from 11,795 patents)
5. Schlumberger Technical Corporation (1 from 5 patents)
6. Schlumberger Canada Limited (16 patents)
7. Services Petroliers Schlumberger (0 patent)
8. Nolan C. Lerche (0 patent)
9. James E. Brooks (0 patent)
10. Simon L. Farrant (0 patent)
11. Edward H. Rogers (0 patent)
12. Anthony F. Veneruso (0 patent)
13. Westerngeco Seismic Holdings Limited (0 patent)
14. Titan Specialities, Ltd. (0 patent)
15. Choon Fei Wong (0 patent)
51 patents:
1. 10557693 - High voltage explosive assembly for downhole detonations
2. 9995136 - Simulating downhole flow through a perforation
3. 9851191 - High voltage explosive assembly for downhole detonations
4. 9464508 - Interactive and/or secure activation of a tool
5. 9394767 - Transient control of wellbore pressure
6. 9371709 - Downhole severing tool
7. 9279904 - Simulating downhole flow through a perforation
8. 9140088 - Downhole severing tool
9. 9057802 - Simulating downhole flow through a perforation
10. 8931389 - High voltage explosive assembly for downhole detonations
11. 8884778 - Apparatus and methods for controlling and communicating with downhole devices
12. 8689868 - Tractor communication/control and select fire perforating switch simulations
13. 8576090 - Apparatus and methods for controlling and communicating with downwhole devices
14. 8549905 - Simulating downhole flow through a perforation
15. 8230788 - Method of fabrication and use of integrated detonators