Average Co-Inventor Count = 2.42
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. Joy Global Underground Mining LLC (4 from 133 patents)
4 patents:
1. 12291968 - Bolter
2. 11781430 - Bolter
3. 11725514 - Bolter
4. 11274506 - Drilling and bolting device