Average Co-Inventor Count = 1.00
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 (1 from 1,125 patents)
1 patent:
1. 12463005 - Correction coefficient calculation device, correction coefficient calculation method, and correction coefficient calculation program