Average Co-Inventor Count = 6.00
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 High-tech Corporation (2 from 1,116 patents)
2 patents:
1. D1088028 - Display screen with graphical user interface
2. D1087157 - Display screen with graphical user interface