Tokyo, Japan

Takato Hirano

This inventor holds 24 USPTO granted patents and 11 published patent applications and 16 EPO patents, primarily in Searchable Encryption Systems. Top assignees: Mitsubishi Electric Corporation, Mitsubishi Electric Research Laboratories, Inc.. Active years: 2015-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takato Hirano. Retrieved from https://idiyas.com/inventor/takato-hirano

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

USPTO Granted Patents = 24 

% Patents Active = 79.2

 

Average Co-Inventor Count = 3.6

ph-index = 3

Forward Citations = 46(Granted Patents)


Company Filing History:


Years Active: 2015-2026

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Areas of Expertise:
Search Execution Device
Searchable Encryption Method
Data Management Device
Privacy-Preserving Analysis
Encryption Device
Data Search Method
Registration Device
Concealment Device
Server Apparatus
Key Generation Device
Data Processing Apparatus
Computer Readable Medium
24 patents (USPTO):Explore Patents

Title: Innovations in Searchable Encryption: The Work of Takato Hirano

Introduction: Takato Hirano, an esteemed inventor based in Tokyo, Japan, has made significant contributions in the field of searchable encryption. With a remarkable portfolio of 22 patents to his name, Hirano's innovative work is tailored to enhancing data security and privacy in the digital age. His latest patents demonstrate his commitment to advancing technology in the realm of information retrieval and encryption.

Latest Patents: Among Takato Hirano's latest patents are groundbreaking advancements in searchable encryption systems and methods, as well as non-transitory computer-readable recording mediums. One of his notable inventions involves a searchable encryption system comprising a registration device that includes an index generation unit and an encrypted index generation unit. This system generates a registration keyword index utilizing various attributes, ensuring information is securely indexed and retrievable only by authorized personnel. Another significant patent details a registration device that generates encrypted keywords using new data keys, allowing for the restoration of old keys and optimizing search query processes. The ability to securely manage and retrieve encrypted data represents a substantial advancement in data management technologies.

Career Highlights: Hirano’s career is marked by influential roles at prominent companies, including Mitsubishi Electric Corporation and Mitsubishi Electric Research Laboratories, Inc. His tenure in these organizations has provided a solid foundation for his innovative pursuits in encryption technologies. Through his work, he has significantly advanced the landscape of searchable encryption, which is increasingly vital in today's data-driven world.

Collaborations: Takato Hirano has collaborated with notable peers such as Yutaka Kawai and Nori Matsuda. Together, they have contributed to the development of advanced technologies that address the complex challenges of data security and accessibility. Their collaborative efforts reflect a shared commitment to innovation and excellence in research and development.

Conclusion: Takato Hirano's achievements in the field of searchable encryption highlight his position as a leading inventor in technology. With a comprehensive portfolio of patents and a dedication to advancing security measures for data management, Hirano continues to inspire future innovations. His work not only enhances the capabilities of encryption systems but also reinforces the importance of secure information retrieval in an increasingly digital world.

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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