Nippon Telegraph and Telephone had 149 patents in digitalization during Q1 2024. The patents filed by Nippon Telegraph and Telephone Corp in Q1 2024 focus on managing multiple file management systems through a distributed ledger, optimizing video transmission in a communication system, generating tendency information based on user preferences in a content delivery service, setting cluster numbers for system state analysis, and improving fairness in a blockchain network by selecting outbound adjacent nodes efficiently. GlobalData’s report on Nippon Telegraph and Telephone gives a 360-degree view of the company including its patenting strategy. Buy the report here.

Nippon Telegraph and Telephone grant share with digitalization as a theme is 52% in Q1 2024. Grant share is based on the ratio of number of grants to total number of patents.

Recent Patents

Application: Content use system (Patent ID: US20240104065A1)

The patent filed by Nippon Telegraph and Telephone Corp. involves managing information on multiple file management systems through a single contract in a distributed ledger. The system includes an administrator terminal that generates contracts in blockchain data, associating network identifiers with participant terminals and managing connection information. The system also allows for registration of connection information and facilitates P2P connections between administrator and participant terminals based on the acquired information.

The patent includes claims for a right holder terminal and a user terminal in a content use system that utilizes a file management system and a distributed ledger. The right holder terminal is responsible for registering content pieces, identifiers, and connection information in the contract, while the user terminal holds routing data in response to notifications from the right holder terminal. Additionally, the patent covers computer-readable mediums storing instructions for operations of the right holder and user terminals, as well as a data structure of state data used in the content use system, associating network identifiers, content piece identifiers, and connection information in the distributed ledger. Overall, the patent aims to streamline file management across multiple systems through a centralized contract system in a distributed ledger.

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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.