Average Co-Inventor Count = 7.04
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. Mannesmann Aktiengesellschaft (5 from 1,150 patents)
5 patents:
1. 6033119 - Locomotive running wheel block quipped for simplified replacement of
2. 5992913 - Running wheel for traveling units which are movable on rails, especially
3. 5943960 - Running wheel block
4. 5931584 - Running wheel block
5. 5623879 - Travelling mechanism for hoisting equipment