Average Co-Inventor Count = 5.71
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. Sonion Nederland B.v. (2 from 139 patents)
2 patents:
1. 11184718 - Miniature speaker with multiple sound cavities
2. 10616680 - Receiver assembly