Hitachi, Japan

Kouichi Sagawa

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouichi Sagawa. Retrieved from https://idiyas.com/inventor/kouichi-sagawa-d65v268s

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 = 5.0

ph-index = 1

Forward Citations = 48(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: The Innovations of Kouichi Sagawa

Introduction

Kouichi Sagawa is a notable inventor based in Hitachi, Japan. He is recognized for his contributions to the field of electrical appliances, particularly in the development of vacuum technology. His innovative spirit has led to advancements that have improved the efficiency and functionality of household cleaning devices.

Latest Patents

Kouichi Sagawa holds a patent for an electric vacuum cleaner. This invention showcases his ability to blend technology with practical applications, making cleaning more effective and user-friendly. The patent reflects his commitment to enhancing everyday life through innovation.

Career Highlights

Sagawa has had a significant career at Hitachi, Ltd., where he has contributed to various projects and innovations. His work has not only advanced the company's product offerings but has also set new standards in the industry. His dedication to research and development has made him a key figure in the field of electrical engineering.

Collaborations

Throughout his career, Kouichi Sagawa has collaborated with talented individuals such as Shigetaka Kimura and Kouichi Hasegawa. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Kouichi Sagawa's contributions to the field of electrical appliances, particularly through his patent for an electric vacuum cleaner, highlight his innovative mindset and dedication to improving everyday life. His work at Hitachi, Ltd. and collaborations with other inventors further emphasize his impact on the industry.

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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