ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,524,430, issued on Jan. 13, was assigned to Siemens AG (Munich).

"Method, devices and system for data exchange between a distributed database system and devices" was invented by Carlos Morra (Berlin).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gateway or a network adapter allows legacy devices to be connected to a distributed database system such as a blockchain without having to change any configuration. Unique cryptographic data is associated with the gateway I network adapter. To improve the availability of the coupling, an additional gateway or additional network adapter with identical cryptographic data is provided, wherein never both couplings...