Average Co-Inventor Count = 2.40
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. Becor Western Inc. (2 from 9 patents)
2 patents:
1. 4718729 - Material clearing and piling device
2. 4702524 - Continuous mining machine