Tokyo, Japan

Kotaro Matsuoka

This inventor holds 10 USPTO granted patents and 3 published patent applications. Top assignee: Axell Corporation. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kotaro Matsuoka. Retrieved from https://idiyas.com/inventor/kotaro-matsuoka

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 10 

% Patents Active = 30.0

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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10 patents (USPTO):Explore Patents

Title: The Innovations of Kotaro Matsuoka

Introduction: Kotaro Matsuoka is a prominent inventor based in Tokyo, Japan. He is known for his contributions to the field of encryption technology. His innovative work has led to the development of a unique encryption processing device that enhances data security.

Latest Patents: Matsuoka holds a patent for an encryption processing device and encryption processing method. This device processes a ciphertext, which is a fully homomorphic ciphertext that has a value obtained by adding an error with a predetermined variance to a predetermined value. The device enables operations between integers to be performed without decryption. It includes a processor that generates a third ciphertext based on a first ciphertext as a multiplier and performs operations to calculate a ciphertext corresponding to the result of multiplication between plaintexts.

Career Highlights: Matsuoka has made significant strides in the field of encryption. His work at Axell Corporation has positioned him as a key player in advancing encryption technologies. His innovative approach to encryption processing has garnered attention in the tech community.

Collaborations: Matsuoka collaborates with Yusuke Hoshizuki, a fellow innovator in the field. Together, they work on enhancing encryption methods and exploring new possibilities in data security.

Conclusion: Kotaro Matsuoka's contributions to encryption technology demonstrate his commitment to innovation and security. His patent and work at Axell Corporation highlight his role as a leading inventor in the field.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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