World’s Number Four Telecoms Provider Files Blockchain Contract Storage Paten

The world’s fourth-largest telecoms provider, Japan’s Nippon Telegraph and Telephone (NTT), has filed a patent for using blockchain tech for contract agreement, according to a U.S. Trademark and Patent Office (USPTO) release on July 19. NTT’s patent application writes that a problem with contracts on blockchain is that each transactions “contains only the electronic signature of the sender” as the “evidence of contract agreement by the receiver is not left in the transaction.” The patent suggests a “simple, possible way to solve this problem is to, for example, include the…