Kanagawa, Japan

Yasuo Namikawa

This inventor holds 1 USPTO granted patent. Top assignee: Jgc Corporation. Active years: 2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Namikawa. Retrieved from https://idiyas.com/inventor/yasuo-namikawa-tejcw4lj

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 = 43(Granted Patents)


Company Filing History:


Years Active: 2000

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1 patent (USPTO):Explore Patents

Title: Yasuo Namikawa: Innovator in Pipe Joint Technology

Introduction

Yasuo Namikawa is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of pipe joint technology, particularly with his innovative designs that enhance the reliability and efficiency of pipe connections.

Latest Patents

Namikawa holds a patent for a clamp-type isolating pipe joint. This invention allows for the connection of pipes while providing insulation between them. The design is easy to assemble and disassemble, ensuring high reliability and facilitating the easy replacement of parts. Additionally, it is cost-effective to manufacture and install. The joint consists of hubs that can be welded to connectable pipes, a seal ring placed between the butted surfaces of the hubs, and a clamp that encircles the hubs. This clamp is secured with bolts in the radial direction, ensuring that the hubs remain insulated from each other. The insulation is further enhanced by a metal plate coated with insulating resin, which is interposed between the clamp and the hubs. Insulation layers are also included between the seal ring and the hubs.

Career Highlights

Namikawa is associated with JGC Corporation, where he has been able to apply his innovative ideas in practical settings. His work has contributed to advancements in the field of engineering and construction, particularly in the area of piping systems.

Collaborations

Throughout his career, Namikawa has collaborated with esteemed colleagues such as Keizo Hosoya and Muneyasu Ichimura. These collaborations have fostered a creative environment that has led to further innovations in their respective fields.

Conclusion

Yasuo Namikawa's contributions to pipe joint technology exemplify the impact of innovative thinking in engineering. His patented designs not only improve functionality but also enhance safety and cost-effectiveness in piping systems.

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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