Average Co-Inventor Count = 3.43
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. Epistar Corporation (2 from 1,223 patents)
2 patents:
1. 9269862 - Light-emitting device
2. 8755665 - Electromagnetic wave gathering device and solar cell module having the same