Average Co-Inventor Count = 4.00
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. Firma Carl Freudenberg (2 from 629 patents)
2 patents:
1. 4464850 - Shoe insert
2. 4464428 - Closed cell foamed material having interior canals filled with substances