Average Co-Inventor Count = 1.00
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 Systems, Ltd. (4 from 34 patents)
4 patents:
1. 10476733 - Single sign-on system and single sign-on method
2. 8639792 - Job processing system, method and program
3. 8554829 - Virtual server ID managing system, integrated monitoring system, virtual server ID managing program, and integrated monitoring program
4. 8423688 - Multi-thread file input and output system and multi-thread file input and output program