Average Co-Inventor Count = 6.00
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. Shenzhen Grandsun Electronic Co., Ltd. (3 from 69 patents)
3 patents:
1. D1056874 - Pair of earphones
2. D1042407 - Earphone
3. D1026856 - Pair of wireless earphones