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For the Inventor, By the Inventor

Okayama, Japan

Kazunori Osawa

This inventor holds 10 USPTO granted patents. Top assignees: Kawasaki Steel Corporation, Jfe Steel Corporation. Active years: 1986-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazunori Osawa. Retrieved from https://idiyas.com/inventor/kazunori-osawa

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 5.1

ph-index = 5

Forward Citations = 90(Granted Patents)


Location History:

  • Chiba, JP (1986 - 1994)
  • Okayama, JP (2000 - 2004)
  • Kurashiki, JP (2005)

Company Filing History:

goldMedal7 out of 1,256 
 
Kawasaki Steel Corporation
 patents
silverMedal3 out of 1,973 
 
Jfe Steel Corporation
 patents

Years Active: 1986-2005

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10 patents (USPTO):Explore Patents
1. 6902632 - High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereof (2005-06-07),
2. 6899771 - High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereof (2005-05-31),
3. 6702904 - High tensile cold-rolled steel sheet having excellent strain aging hardening properties (2004-03-09),
4. 6537394 - Method for producing hot-dip galvanized steel sheet having high strength and also being excellent in formability and galvanizing property (2003-03-25),
5. 6410163 - High strength thin steel sheet, high strength alloyed hot-dip zinc-coated steel sheet, and method for producing them (2002-06-25),
6. 6027581 - Cold rolled steel sheet and method of making (2000-02-22),
7. 5292383 - Steel sheets for procelain enameling and method of producing the same (1994-03-08),
8. 5152846 - Method of producing steel sheets for porcelain enameling having improved (1992-10-06),
9. 5098491 - Method of producing steel sheets for porcelain enameling and the same (1992-03-24),
10. 4586965 - Production of a base steel sheet to be surface-treated which is to (1986-05-06),

Title: Kazunori Osawa: Innovator in Steel Technology

Introduction

Kazunori Osawa is a prominent inventor based in Okayama, Japan. He has made significant contributions to the field of materials science, particularly in the development of high tensile strength cold rolled steel sheets. His innovative work has led to the filing of numerous patents, showcasing his expertise and dedication to advancing steel technology.

Latest Patents

One of Kazunori Osawa's latest patents is focused on a high tensile strength cold rolled steel sheet that exhibits excellent strain age hardening characteristics. This invention presents a steel sheet with remarkable formability and impact resistance. The specific composition includes a slab containing 0.15% or less of carbon, 0.02% or less of aluminum, and 0.0050 to 0.0250% of nitrogen, with a nitrogen-to-aluminum ratio of 0.3 or higher. The production process involves hot rolling at a temperature of 800°C or above, followed by coiling at a temperature of 750°C or below. After cold rolling, the hot rolled plate is cooled under specific conditions to achieve the desired properties, resulting in a steel sheet with a ferritic phase and, if necessary, a martensitic phase.

Career Highlights

Kazunori Osawa has worked with notable companies in the steel industry, including Kawasaki Steel Corporation and JFE Steel Corporation. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in steel production and technology.

Collaborations

Some of his notable coworkers include Chikara Kami and Akio Tosaka. Their collaboration has likely fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies in the field.

Conclusion

Kazunori Osawa's contributions to steel technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of advanced materials that meet the demands of modern applications.

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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