Nagoya, Japan

Kozo Ozaki

This inventor holds 6 USPTO granted patents and 1 published patent application. Top assignees: Daido Tokushuko Kabushiki Kaisha, Daido Steel Co., Ltd., Other. Active years: 1994-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kozo Ozaki. Retrieved from https://idiyas.com/inventor/kozo-ozaki

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

USPTO Granted Patents = 6 

% Patents Active = 66.7

Average Co-Inventor Count = 1.9

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Tohkai, JP (1994 - 2000)
  • Nagoya, JP (2004 - 2010)
  • Aichi, JP (2014)

Company Filing History:


Years Active: 1994-2014

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6 patents (USPTO):Explore Patents

Title: Innovative Contributions of Inventor Kozo Ozaki

Introduction

Kozo Ozaki is an accomplished inventor based in Nagoya, Japan, renowned for his contributions to the field of materials engineering, particularly in the development of advanced materials for lithium ion batteries and tool steels. With a total of six patents to his name, Ozaki's innovations have made a significant impact on technology and industry.

Latest Patents

Ozaki's most recent patents include a novel negative electrode active material designed for use in lithium ion batteries. This invention features an Si-Sn-Fe-Cu based alloy characterized by a specific area ratio of the Si phase, achieved by careful dispersion within a matrix of compound phases. The material exhibits enhanced performance for energy storage applications. His other noteworthy invention involves a low alloy high-speed tool steel that maintains consistent toughness regardless of product size or heat treatment processes. This particular steel composition, featuring precise percentages of critical elements, minimizes property dispersion after production.

Career Highlights

Throughout his career, Kozo Ozaki has made significant strides in the materials sector, contributing his expertise to companies such as Daido Tokushuko Kabushiki Kaisha and Daido Steel Co., Ltd. His work in these organizations has facilitated the advancement of innovative materials crucial for various industrial applications.

Collaborations

Ozaki has collaborated with notable colleagues, including Yukinori Matsuda and Tatsumi Urita. These partnerships have played a vital role in driving forward his research and development initiatives, helping to merge diverse expertise within the field of material science.

Conclusion

Kozo Ozaki's exemplary innovations in lithium ion battery materials and tool steels highlight his status as a leading inventor in his field. With six patents and a thriving career marked by collaboration and innovation, Ozaki continues to contribute to advancements that may redefine future technologies.

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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