Average Co-Inventor Count = 2.40
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. Kingstate Electronics Corporation (2 from 3 patents)
2 patents:
1. 9510076 - Waterproof earphone structure
2. 9357310 - Full-audio-range speaker