Average Co-Inventor Count = 4.50
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. Hitachi, Ltd. (3 from 42,485 patents)
3 patents:
1. 11314907 - Simulation including multiple simulators
2. 9836330 - Virtual resource management tool for cloud computing service
3. 9697321 - Method of identifying a value of an unknown circuit component in an analog circuit