Average Co-Inventor Count = 1.15
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. Nec Corporation (5 from 35,689 patents)
2. Nippon Paper Industries Co., Ltd. (1 from 342 patents)
6 patents:
1. 11501565 - Passenger management device, passenger information processing device, passenger management method, and program
2. 11072454 - Liquid paper container
3. 10360115 - Monitoring device, fault-tolerant system, and control method
4. 8990617 - Fault-tolerant computer system, fault-tolerant computer system control method and recording medium storing control program for fault-tolerant computer system
5. 7474581 - Memory synchronization method and refresh control circuit
6. 6507878 - Bus snoop control circuit