Average Co-Inventor Count = 2.86
ph-index = 22
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 (20 from 10,178 patents)
2. Hunting Titan, Inc. (6 from 90 patents)
3. Other (3 from 832,718 patents)
4. Schlumberger Technical Corporation (1 from 5 patents)
5. Schlumberger Canada Limited (16 patents)
6. Robert A. Parrott (0 patent)
7. James Emmert Brooks (0 patent)
8. Nolan C. Lerche (0 patent)
9. Clifford L. Aseltine (0 patent)
10. Kenneth E. Rozek (0 patent)
11. James E. Brooks (0 patent)
12. Simon L. Farrant (0 patent)
13. Edward H. Rogers (0 patent)
14. Anthony F. Veneruso (0 patent)
15. Titan Specialities, Ltd. (0 patent)
30 patents:
1. 10557693 - High voltage explosive assembly for downhole detonations
2. 9851191 - High voltage explosive assembly for downhole detonations
3. 9464508 - Interactive and/or secure activation of a tool
4. 9394767 - Transient control of wellbore pressure
5. 8931389 - High voltage explosive assembly for downhole detonations
6. 8884778 - Apparatus and methods for controlling and communicating with downhole devices
7. 8689868 - Tractor communication/control and select fire perforating switch simulations
8. 8576090 - Apparatus and methods for controlling and communicating with downwhole devices
9. 8230788 - Method of fabrication and use of integrated detonators
10. 8091477 - Integrated detonators for use with explosive devices
11. 7549373 - Integrated activating device for explosives
12. 7520323 - Interactive and/or secure activation of a tool
13. 7505244 - Micro-switches for downhole use
14. 7383882 - Interactive and/or secure activation of a tool
15. 7347278 - Secure activation of a downhole device