Average Co-Inventor Count = 2.61
ph-index = 3
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. Wirthwein Ag (3 from 3 patents)
2. Vossloh-werke Gmbh (1 from 46 patents)
3. Udo Wirthwein (1 from 1 patent)
5 patents:
1. 8757510 - Laterally displaceable rail fastening
2. 7922102 - Support point and fastening for rails on a wooden tie
3. 7234647 - Damping device for rails
4. 6288331 - Cable duct and cover
5. 4907740 - Device for attaching a rail to a bearing element