Average Co-Inventor Count = 3.27
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. Nippon Telegraph and Telephone Corporation (2 from 5,289 patents)
2 patents:
1. 12154339 - Exhibition support device, exhibition support system, exhibition support method, and program
2. 12046130 - Sports status presentation system