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Yoshikatsu Shirai

USPTO Granted Patents = 17 (Patent Applications = 5)

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 28(Granted Patents)

Company Filing History:

Years Active: 2013-2019

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10489427 - Document classification system, document classification method, and document classification program (2019-11-26),

2. 10445357 - Document classification system, document classification method, and document classification program (2019-10-15),

3. 10204153 - Data analysis system, data analysis method, data analysis program, and storage medium (2019-02-12),

4. 10073891 - Forensic system, forensic method, and forensic program (2018-09-11),

5. 9977825 - Document analysis system, document analysis method, and document analysis program (2018-05-22),

6. 9720912 - Document management system, document management method, and document management program (2017-08-01),

7. 9594757 - Document management system, document management method, and document management program (2017-03-14),

8. 9563652 - Data analysis system, data analysis method, data analysis program, and storage medium (2017-02-07),

9. 9552570 - Document classification system, document classification method, and document classification program (2017-01-24),

10. 9542474 - Forensic system, forensic method, and forensic program (2017-01-10),

11. 9495445 - Document sorting system, document sorting method, and document sorting program (2016-11-15),

12. 9396273 - Forensic system, forensic method, and forensic program (2016-07-19),

13. 9244920 - Forensic system, forensic method, and forensic program (2016-01-26),

14. 9171074 - Document sorting system, document sorting method, and document sorting program (2015-10-27),

15. 8799317 - Forensic system, forensic method, and forensic program (2014-08-05),

Title: Innovations by Yoshikatsu Shirai in Document Classification Systems

Introduction

Yoshikatsu Shirai, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of document classification technology. With a total of 17 patents to his name, Shirai's work focuses on enhancing the efficiency of document management systems, particularly in legal contexts.

Latest Patents

Among his latest innovations are a series of patents related to a document classification system, method, and program. These inventions include an extraction unit designed to categorize documents extracted from larger datasets. The system allows users to assign classification codes and aims to streamline the processing of digital document information, particularly for legal evidence. In addition to the extraction capabilities, his inventions incorporate a score calculation unit that evaluates the linkage strength between documents, enhancing the accuracy and speed of document classification.

Career Highlights

Throughout his career, Yoshikatsu Shirai has been associated with notable companies like Ubic, Inc. and Fronteo, Inc., where he has leveraged his expertise in document classification technology. His contributions have not only advanced the capabilities of these organizations but have also laid the groundwork for future innovations in document processing systems.

Collaborations

Shirai has worked alongside esteemed colleagues such as Masahiro Morimoto and Hideki Takeda. Their collaborative efforts have played a crucial role in the development and refinement of his inventions, underpinning the importance of teamwork in the research and innovation process.

Conclusion

Yoshikatsu Shirai's work in the realm of document classification represents a significant advancement in how digital information is managed and utilized. His innovative spirit and dedication to his craft continue to influence the fields of technology and legal documentation, making him a notable figure among contemporary inventors.

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