Kanagawa, Japan

Hisaji Nakagawa

This inventor holds 1 USPTO granted patent. Top assignee: Flowell Corporation. Active years: 2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisaji Nakagawa. Retrieved from https://idiyas.com/inventor/hisaji-nakagawa

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 = 1.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 2006

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1 patent (USPTO):Explore Patents

Title: Hisaji Nakagawa: Innovator in Fusion Joining Technology

Introduction

Hisaji Nakagawa is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of fusion joining technology, particularly in the area of plastic tube connections. His innovative approach has led to the development of a unique device that enhances the efficiency and effectiveness of joining plastic tubes.

Latest Patents

Hisaji Nakagawa holds a patent for a fusion joining device for plastic tubes. This device features a pair of clampers that can pivot between a closed position, where the joint portion is sandwiched from both sides, and an open position, which allows for wider spacing between the members for heat conduction. The device is equipped with heaters made of a resistance heat generation material, designed to heat the joint portion through the members for heat conduction.

Career Highlights

Throughout his career, Nakagawa has been associated with Flowell Corporation, where he has focused on advancing technologies related to plastic joining. His work has been instrumental in improving manufacturing processes and ensuring the reliability of plastic tube connections.

Conclusion

Hisaji Nakagawa's contributions to fusion joining technology exemplify the innovative spirit of modern inventors. His patent for a fusion joining device for plastic tubes showcases his commitment to enhancing industrial processes. His work continues to influence the field and pave the way for future advancements in plastic joining technology.

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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