Average Co-Inventor Count = 2.40
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. Carl Freudenberg Kg (2 from 510 patents)
2 patents:
1. 8591344 - Arrangement with a mass damper for canceling out torsional vibrations of a shaft
2. 7802491 - Device for dampening torsional vibrations and arrangement