Average Co-Inventor Count = 4.09
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. International Business Machines Corporation (3 from 164,197 patents)
3 patents:
1. 10573199 - Refreshable braille display device
2. 10339832 - Keyboard with integrated refreshable braille display
3. 10205794 - Enhancing digital media with supplemental contextually relevant content