Average Co-Inventor Count = 3.43
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. E Ink Holdings Inc. (2 from 551 patents)
2 patents:
1. 9182850 - Touch type electrophoretic display apparatus
2. 9006730 - Metal oxide semiconductor structure and production method thereof