Average Co-Inventor Count = 2.00
ph-index = 2
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. Firma W. Hegenscheidt Gesellschaft Mbh (2 from 3 patents)
2 patents:
1. 4265149 - Method and apparatus for truing railroad wheels
2. 4200012 - Method and apparatus for truing railroad wheels