Average Co-Inventor Count = 4.00
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. Voestalpine Vae Gmbh (4 from 10 patents)
2. Voestalpine Bwg Gmbh & Co. Kg (2 from 4 patents)
3. Voestalpine Bwg Gmbh (2 from 2 patents)
4. Voestalpine Railway Systems Gmbh (2 patents)
5. Voestalpine Turnout Technology Germany Gmbh (0 patent)
4 patents:
1. 11499271 - Switch device
2. 11473247 - Switch device
3. 9683332 - Superstructure device
4. 9243370 - Superstructure device