Average Co-Inventor Count = 6.46
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. Other (2 from 832,880 patents)
2 patents:
1. 11118845 - Two-layer variable-diameter packed bed heat storage apparatus and heat storage ball preparation method
2. 10041223 - Method for tackling repelling of hammering during pipe pile driving