Average Co-Inventor Count = 1.50
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 (3 from 508 patents)
3 patents:
1. 8122557 - Broom body
2. D518262 - Bucket
3. 6988291 - Cleaning implement