Average Co-Inventor Count = 1.00
ph-index = 8
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. Sennheiser Electronic Gmbh & Co Kg (8 from 296 patents)
8 patents:
1. D652024 - Headphones
2. D651196 - Headphones
3. D651195 - Headphones
4. D645444 - Headphones
5. D645454 - Headphones
6. D644212 - Headphones
7. D644213 - Headphones
8. D639787 - Headphones