Kazuo Ota

Title: Kazuo Ota: Innovator in Search Systems

Introduction

Kazuo Ota is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of information processing and encryption technologies. His innovative work focuses on creating systems that enhance data security and search capabilities.

Latest Patents

Kazuo Ota holds a patent for a "Search system, search method of search system, and information processing device - A searchable encryption resistant to frequency analysis." This invention involves a conversion rule management device that generates a conversion rule table associating a search keyword with a conversion keyword group. The data registration device generates registration data that associates encrypted data with an encrypted keyword, which is then registered in a server device. The information processing device utilizes this conversion rule table to obtain a conversion keyword group associated with a specified search keyword, generating an encrypted keyword group to request a data search. The server device searches for encrypted data associated with the search key and returns the searched encrypted data. Finally, the information processing device decrypts the searched encrypted data and outputs the search results.

Career Highlights

Kazuo Ota has worked with prominent organizations, including Mitsubishi Electric Corporation and the University of Electro-Communications. His experience in these institutions has allowed him to develop and refine his innovative ideas in the field of information technology.

Collaborations

Some of his notable coworkers include Takashi Ito and Mitsuhiro Hattori. Their collaboration has contributed to the advancement of technologies in their respective fields.

Conclusion

Kazuo Ota's work in developing advanced search systems and encryption technologies showcases his innovative spirit and dedication to enhancing data security. His contributions continue to influence the field of information processing.