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. Hitachi Solutions, Ltd. (2 from 75 patents)
2 patents:
1. D712478 - Reflective bar for interactive whiteboard
2. D708182 - Digitizer for interactive whiteboard