Average Co-Inventor Count = 5.00
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. Vossloh-werke Gmbh (3 from 46 patents)
3 patents:
1. 4718603 - Anchor for a railway tie embedded in ballast
2. 4718604 - Clamp and fastening arrangement for rails
3. 4705215 - Arrangement for securing railway rails onto sleepers