Average Co-Inventor Count = 5.09
ph-index = 1
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. China National Offshore Oil Corporation (1 from 29 patents)
2. China Oilfield Services, Limited (1 from 23 patents)
3. Chna Oilfield Services Limited (1 from 1 patent)
2 patents:
1. 11927713 - Method, device and medium for acquiring logging parameters
2. 11714026 - Vibration detection apparatus applied to nuclear magnetic resonance while drilling instrument