Mitaka, Japan

Hiroyasu Okawa

This inventor holds 1 USPTO granted patent. Top assignees: Aida Engineering, Ltd., Other. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyasu Okawa. Retrieved from https://idiyas.com/inventor/hiroyasu-okawa-0lrwwa0n

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:

goldMedal1 out of 187 
 
Aida Engineering, Ltd.
 patents
silverMedal1 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1980

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1 patent (USPTO):Explore Patents

Title: Hiroyasu Okawa: Innovator in Punching Die Manufacturing

Introduction

Hiroyasu Okawa is a notable inventor based in Mitaka, Japan. He has made significant contributions to the field of manufacturing, particularly with his innovative approach to punching die technology. His work has led to advancements that enhance production efficiency and product quality.

Latest Patents

Hiroyasu Okawa holds a patent for a "Method of manufacturing a punching die." This invention focuses on creating a punching die that can be produced economically. The die is reinforced by superimposing hard thin plates onto a softer die body, allowing for precise and durable operation. The design ensures that the punching die remains effective during mass production, minimizing abrasion and preventing curvature in the products being punched.

Career Highlights

Throughout his career, Okawa has worked with Aida Engineering, Ltd., a company known for its expertise in manufacturing machinery. His experience in this industry has allowed him to refine his skills and contribute to innovative solutions in die manufacturing.

Collaborations

Hiroyasu Okawa has collaborated with notable professionals in his field, including Takeo Nakagawa and Kiyoshi Suzuki. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Hiroyasu Okawa's contributions to the manufacturing industry, particularly through his patented method for producing punching dies, demonstrate his commitment to innovation and efficiency. His work continues to influence the field and inspire future advancements.

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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