ALEXANDRIA, Va., May 12 -- United States Patent no. 12,627,516, issued on May 12, was assigned to BASF SE (Ludwigshafen am Rhein, Germany).
"Quantum-computing secure digital and physical proof of work" was invented by Lothar Seidemann (Ludwigshafen am Rhein, Germany) and Holger Kai Peter Jelich (Ludwigshafen am Rhein, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A computer-implemented method for proof-of-work for generating and validating a block of a blockchain using at least one printing device is disclosed. The printing device is configured for generating at least one digital image depending on a printer control setting. The method comprises the following steps: i) (110) determining a plurality ...