Average Co-Inventor Count = 3.00
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. Kddi Corporation (1 from 443 patents)
1 patent:
1. 8886931 - Key sharing system, communication terminal, management device, key sharing method, and computer program