Average Co-Inventor Count = 4.13
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. 8141135 - Information processing system, terminal, information processing apparatus, and management server
2. 7913258 - Information processing device and process control method
3. 7844711 - Volume allocation method