Fujitsu had 13 patents in blockchain during Q1 2024. Fujitsu Ltd filed patents related to blockchain technology for power transactions, information management in a supply chain, and consideration distribution. These patents involve processes such as storing transaction information, generating proofs using zero-knowledge protocol, concealing cumulative consideration amounts, and recording data in a blockchain. Additionally, a control method for managing state transitions in a series of transactions across multiple blockchain networks was also patented. GlobalData’s report on Fujitsu gives a 360-degree view of the company including its patenting strategy. Buy the report here.

Fujitsu grant share with blockchain as a theme is 7% in Q1 2024. Grant share is based on the ratio of number of grants to total number of patents.

Recent Patents

Application: Computer-readable recording medium storing power transaction program, power transaction method, and power transaction apparatus (Patent ID: US20240097447A1)

The patent filed by Fujitsu Ltd. describes a computer-readable recording medium storing a power transaction program that enables the storage of transaction information between power supply and demand sides in a blockchain. The program involves determining supply and demand amounts, calculating surplus power, and generating transaction information using zero-knowledge protocol for secure storage in the blockchain. The method allows for efficient tracking and management of power transactions between multiple parties.

Additionally, the patent includes claims related to the specific implementation of the power transaction program, such as dividing power resources by aggregate period, creating matching data for multiple power resources and customers, and utilizing zero-knowledge protocol for transaction information extraction. The patent also covers the use of smart contracts and certification keys for secure extraction and verification of transaction information. Overall, the patent outlines a comprehensive system for managing power transactions securely and efficiently using blockchain technology.

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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.