Average Co-Inventor Count = 4.07
ph-index = 3
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. Ge Oil Gas Pressure Control LP (6 from 81 patents)
2. Baker Hughes Oilfield Operations LLC (3 from 839 patents)
9 patents:
1. 12221848 - Casing slip hanger retrieval tool system and method
2. 11939832 - Casing slip hanger retrieval tool system and method
3. 11920416 - Metal-to-metal annulus packoff retrieval tool system and method
4. 11015732 - Axially restricted pressure shuttle
5. 10767435 - Slip hanger assembly
6. 10711586 - Multi-inlet frack head system
7. 10294766 - Multi-inlet frack head system
8. 9695663 - Combination fluid pumping sub and hanger lockdown tool
9. 9291023 - Stem head adapter with pistons