Average Co-Inventor Count = 4.00
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 Dongzheng Optical Technology Co., Ltd (1 from 5 patents)
3 patents:
1. 11803100 - Method and system for acquiring operating parameters of photographic lens
2. D995611 - Camera lens
3. D985658 - Camera lens