Tokyo, Japan

Kokichi Furuhama

This inventor holds 5 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1991-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kokichi Furuhama. Retrieved from https://idiyas.com/inventor/kokichi-furuhama

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 = 2.3

ph-index = 5

Forward Citations = 83(Granted Patents)


Company Filing History:


Years Active: 1991-2001

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5 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Kokichi Furuhama in Heat Exchanger Technology

Introduction

Kokichi Furuhama, an esteemed inventor based in Tokyo, Japan, has made significant strides in the field of heat exchanger technology. With a total of five patents to his name, Furuhama's work has enhanced the efficiency and functionality of air conditioning systems, utilizing innovative designs and methods.

Latest Patents

Furuhama's latest patents focus on advanced heat exchanger tubes and methods of manufacturing heat exchangers. One notable invention is a heat exchanger tube designed for conducting refrigerant in a heat exchanger. This tube features an inner surface with a convex portion that has a broad tip and several inner fins, facilitating improved refrigerant flow. The unique design ensures that the area of the convex tip exceeds that of the inner fins, optimizing heat exchange efficiency.

Another recent patent is centered on an air conditioning system equipped with an intermediate heat exchanger. This system allows for the full utilization of alternative refrigerants, ensuring a coefficient of performance (COP) that closely matches traditional HCFC-22 systems, while promoting safe and innovative refrigerant use. The design includes two refrigerant circuits, enhancing overall system performance.

Career Highlights

Kokichi Furuhama is associated with Kabushiki Kaisha Toshiba, a leading technology company in Japan, where he contributes his innovative ideas to the field of thermal management. His work at Toshiba reflects a commitment to advancing technology in air conditioning and refrigeration.

Collaborations

Furuhama collaborates with notable colleagues, including Tetsuo Sano and Hideaki Motohashi. Together, they work on further enhancing the capabilities of heat exchangers, contributing to research and development within their organization.

Conclusion

Kokichi Furuhama's innovative contributions in heat exchanger technology and air conditioning systems stand out in the realm of modern engineering. His patents not only reflect ingenuity but also the potential for improved efficiencies in climate control systems. Through his continued efforts, Furuhama exemplifies the vital role that inventors play in shaping technological advancements for a sustainable future.

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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