Average Co-Inventor Count = 4.29
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, Ltd. (5 from 42,508 patents)
5 patents:
1. 11245596 - Management system that manages computer system
2. 10866875 - Storage apparatus, storage system, and performance evaluation method using cyclic information cycled within a group of storage apparatuses
3. 10505821 - Management system that manages computer system
4. 10417195 - Management system for managing information system
5. 9762453 - Management system that manages computer system