Average Co-Inventor Count = 2.00
ph-index = 1
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 (1 from 296 patents)
1 patent:
1. D935427 - Audio/video appliance for reproducing sounds or images