Company Filing History:
Years Active: 2006-2010
Title: Yuichi Ogawa: Innovator in Document Search Technologies
Introduction
Yuichi Ogawa is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of document search technologies, holding a total of 3 patents. His work focuses on enhancing the efficiency and accuracy of text search operations.
Latest Patents
One of his latest patents is titled "System and method to enable parallel text search using in-charge index ranges." This invention involves creating a document identifier management table that manages a range of document identifiers for each page. It also includes an individual-search-server's search range management table to optimize the searching operation across multiple servers. Another significant patent is the "Method and apparatus for calculating similarity among documents." This invention analyzes queries designated by searchers and calculates the similarity between documents by comparing appearance information of individual words contained in the query.
Career Highlights
Yuichi Ogawa is currently employed at Hitachi, Ltd., where he continues to innovate in the field of document search technologies. His work has been instrumental in developing systems that improve the efficiency of information retrieval.
Collaborations
Some of his notable coworkers include Tadataka Matsubayashi and Shinya Yamamoto. Their collaborative efforts contribute to the advancement of technology within their organization.
Conclusion
Yuichi Ogawa's contributions to document search technologies reflect his dedication to innovation and improvement in information retrieval systems. His patents demonstrate a commitment to enhancing the efficiency of search operations, making significant strides in the field.