Patent ID: 9253190
Filing Date: 2016-02-02
CPC Classification: H04L

Claim Text:
1. An information management system comprising: a server including an identification information registration unit and an authentication key grant unit; a portable terminal device; a first vehicular communication device equipped to a first vehicle to be registered and including a first cooperative operation permission unit; and a second vehicular communication device equipped to a second vehicle other than the first vehicle and including a second cooperative operation permission unit, wherein the identification information registration unit is configured to register identification information of the portable terminal device in association with identification information of the first vehicle, the authentication key grant unit is configured to grant an authentication key to the portable terminal device having the identification information registered by the identification information registration unit, the first cooperative operation permission unit is configured the second cooperative operation permission unit is configured the identification information registration unit is configured to register identification information of each of one or more different portable terminal devices in association with the identification information of the first vehicle to be registered.