GEMMO S.P.A. Patent applications |
Patent application number | Title | Published |
20120089522 | Service Management System and Method - The delivery of services is managed by a system that includes a portable device and a management apparatus which receives and decrypts a first identifier generated and encrypted by the portable device. One of the devices also digitally signs a second identifier, which is validated at the other device. | 04-12-2012 |
20080215878 | Service Management System and Method - The delivery of services is managed by a system that includes a portable device and a management apparatus which receives and decrypts a first identifier generated and encrypted by the portable device. One of the devices also digitally signs a second identifier, which is validated at the other device. | 09-04-2008 |