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. Voest-alpine Schienen Gmbh & Co. Kg (2 from 3 patents)
2 patents:
1. 6689228 - Device for tempering rolled stock of great length
2. 6432230 - Process and device for hardening a rail