Average Co-Inventor Count = 3.27
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. E Ink California, LLC (1 from 149 patents)
2. Sipix Technology, Inc. (1 from 20 patents)
2 patents:
1. 9223164 - Display
2. 8830561 - Electrophoretic display