Average Co-Inventor Count = 2.40
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. Epson Imaging Devices Corporation (2 from 169 patents)
2 patents:
1. 7764254 - Electro-optical device and electronic apparatus
2. 7738244 - Display device