Average Co-Inventor Count = 3.00
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. Tsinghua University (2 from 4,304 patents)
2. Epistar Corporation (2 from 1,222 patents)
2 patents:
1. 11610876 - Light conversion device
2. 11158618 - Light conversion device