Average Co-Inventor Count = 1.50
ph-index = 3
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. Koninklijke Philips Corporation N.V. (3 from 21,376 patents)
3 patents:
1. D729194 - Headphone
2. D725074 - Headphone
3. D719547 - Portable speaker