Average Co-Inventor Count = 6.00
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. Safekey Engineering Technology (zhengzhou), Ltd. (2 from 18 patents)
2 patents:
1. 12371869 - Grouting pipe with vibration function
2. 12152360 - Vibratory grouting drilling rig with auxiliary moving mechanism