Chiba, Japan

Takashi Ishikawa

This inventor holds 6 USPTO granted patents. Top assignees: Jfe Steel Corporation, Kawasaki Steel Corporation. Active years: 1994-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Ishikawa. Retrieved from https://idiyas.com/inventor/takashi-ishikawa-yn2ph2xj

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


% Patents Active = 100.0

Average Co-Inventor Count = 6.3

ph-index = 4

Forward Citations = 54(Granted Patents)


Company Filing History:


Years Active: 1994-2005

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6 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Takashi Ishikawa

Introduction: Takashi Ishikawa is a distinguished inventor based in Chiba, Japan, known for his significant contributions to the field of materials engineering. With a total of six patents under his name, his work focuses primarily on the development of high-performance steel materials that exhibit enhanced mechanical properties.

Latest Patents: One of Ishikawa's notable inventions is the patent for a high tensile strength cold rolled steel sheet possessing excellent strain age hardening characteristics. This innovative steel sheet demonstrates outstanding formability and impact resistance. The production process outlined in the patent involves intricate steps including precise control of chemical composition, hot rolling, and advanced cooling techniques. Specifically, the process begins with a slab containing minimal amounts of carbon and aluminum, followed by hot rolling at high temperatures and critical cooling processes to produce a ferritic phase with fine crystal grain size, alongside potential martensitic phases.

Career Highlights: Takashi Ishikawa has worked with prominent companies such as JFE Steel Corporation and Kawasaki Steel Corporation. His experience in these leading organizations has allowed him to refine his expertise in steel production and material science. Throughout his career, he has focused on innovating steel properties to meet the demands of various industrial applications.

Collaborations: In his professional journey, Ishikawa has collaborated with notable colleagues including Chikara Kami and Akio Tosaka. Together, they have contributed to advancing the field of material technologies and steel engineering, driving innovation within the industry.

Conclusion: Takashi Ishikawa's remarkable achievements and patented inventions underscore his role as a key innovator in the materials engineering sector. His efforts to enhance the performance characteristics of steel continue to have a significant impact on various applications, establishing him as a respected figure in the realm of engineering and innovation.

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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