Average Co-Inventor Count = 4.00
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. Asia Optical Co., Ltd. (1 from 486 patents)
2. Sintai Optical (shenzhen) Co., Ltd. (1 from 219 patents)
1 patent:
1. 10080076 - Headphone device