Average Co-Inventor Count = 3.00
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 Medical Corporation (1 from 900 patents)
1 patent:
1. 9312038 - X-ray diaphragm mechanism and X-ray CT apparatus