Komatsu, Japan

Tooru Nakagawa

This inventor holds 2 USPTO granted patents. Top assignees: Ltd. Tsudakoma Corp., Nippon Tungsten Co., Ltd., Tsudakoma Kogyo Kabushiki Kaisha. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tooru Nakagawa. Retrieved from https://idiyas.com/inventor/tooru-nakagawa-ob50brum

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 = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1991

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2 patents (USPTO):Explore Patents

Title: Tooru Nakagawa: Innovator in Nozzle Technology

Introduction

Tooru Nakagawa is a notable inventor based in Komatsu, Japan. He has made significant contributions to the field of nozzle technology, holding a total of 2 patents. His work focuses on improving the efficiency and accuracy of nozzle production processes.

Latest Patents

One of Nakagawa's latest patents is a method of producing a nozzle member for sucking or transporting a string. This invention provides a process that allows for the creation of a nozzle member with an inner diameter that varies along its axial direction. The process involves drawing a pipe stock with a predetermined outside profile, ensuring that the inside profile is accurately formed in an axial symmetrical relationship. This innovative approach enables the production of nozzle members with a high degree of accuracy. Another significant patent is for an auxiliary sub-nozzle designed for fluid jet looms, which enhances the functionality of these machines.

Career Highlights

Throughout his career, Tooru Nakagawa has worked with prominent companies such as Tsudakoma Kogyo Kabushiki Kaisha and Nippon Tungsten Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in nozzle technology.

Collaborations

Nakagawa has collaborated with notable coworkers, including Hidenobu Toratani and Tamio Moribe. Their combined expertise has likely fostered innovative ideas and solutions in their respective fields.

Conclusion

Tooru Nakagawa's contributions to nozzle technology through his patents and career achievements highlight his role as an influential inventor. His innovative methods continue to impact the industry positively.

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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