Average Co-Inventor Count = 2.00
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. Other (3 from 832,680 patents)
2 patents:
1. 11854423 - Refreshable braille display
2. 11521514 - Refreshable braille display