Tokyo, Japan

Kenji Kawamura

This inventor holds 19 USPTO granted patents and 2 published patent applications and 11 EPO patents, primarily in High-Strength Steel Manufacturing. Top assignees: Jfe Steel Corporation, Hirose Electric Company, Ltd., Nec Corporation. Active years: 1985-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Kawamura. Retrieved from https://idiyas.com/inventor/kenji-kawamura-rhbur5l1

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

Calculating rank
USPTO Granted Patents = 19 

% Patents Active = 63.2

 

Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 79(Granted Patents)


Location History:

  • Chiyoda-ku, JP (2015)
  • Chiba, JP (2015 - 2020)
  • Fukuyama, JP (2011 - 2021)
  • Tokyo, JP (1985 - 2023)

Company Filing History:


Years Active: 1985-2023

Loading Chart...
Loading Chart...
Areas of Expertise:
High-Strength Steel Sheet
Cold-Rolled Steel
Galvanized Steel
Manufacturing Method
Deep Drawability
Ductility
Formability
Coated Steel Sheet
Portable Information Terminal
Folding Cellular Telephone
Electrical Connector
Lightning Arresting Structure
19 patents (USPTO):Explore Patents

Title: Kenji Kawamura - A Pioneer in High-Strength Steel Innovations

Introduction

Kenji Kawamura, based in Tokyo, Japan, is an esteemed inventor with a profound impact on the field of metallurgy. With 19 patents to his name, he has dedicated his career to advancing the technology surrounding high-strength steel sheets, significantly enhancing their application in various industries.

Latest Patents

Kawamura’s latest innovations include a remarkable patent for a "High-strength steel sheet and method for manufacturing the same". This high-strength steel sheet boasts a tensile strength (TS) of 1320 MPa or more, alongside outstanding workability. Its unique chemical composition comprises carbon, silicon, manganese, phosphorus, sulfur, aluminum, nitrogen, and iron, resulting in a microstructure that includes lower bainite, martensite, retained austenite, and polygonal ferrite.

Another notable invention is the "High-strength cold rolled steel sheet and method for manufacturing the same". This patent describes a cold rolled steel sheet achieving significant mechanical characteristics, with a tensile strength of not less than 780 MPa, ensuring it meets rigorous quality standards required in a wide array of applications.

Career Highlights

Kawamura has built an impressive career, working with renowned companies such as JFE Steel Corporation and Hirose Electric Company, Ltd. His tenure at these institutions has solidified his reputation as a leading innovator in the development of advanced steel technologies, contributing to the evolution of products that meet modern engineering demands.

Collaborations

Throughout his career, Kawamura has collaborated with talented professionals, including Yoshihiko Ono and Yukinori Miyake. These partnerships have fostered a rich environment for innovation, allowing for the exchange of ideas and expertise, ultimately leading to impactful advancements in high-strength steel applications.

Conclusion

Kenji Kawamura represents the spirit of innovation within the field of metallurgy. His significant contributions through patented inventions and collaborative efforts not only enhance the properties of high-strength steel but also influence the industry's future trajectory. As he continues to push the boundaries of what is possible, his work stands testament to the importance of engineering advancements in promoting technological progress.

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]
Loading…