Yokohama, Japan

Hiroshi Kojima

This inventor holds 4 USPTO granted patents. Top assignee: Tokyo Gas Company Limited. Active years: 1997-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Kojima. Retrieved from https://idiyas.com/inventor/hiroshi-kojima-wo8yvsyr

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 = 2(Granted Patents)


Company Filing History:


Years Active: 1997-1999

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4 patents (USPTO):Explore Patents

Title: Hiroshi Kojima: Innovator in Absorption Cooling Technology

Introduction

Hiroshi Kojima is a notable inventor based in Tsurumi-ku, Japan. He has made significant contributions to the field of absorption cooling technology, holding a total of 4 patents. His work focuses on improving the efficiency and effectiveness of cooling systems, particularly in energy-saving applications.

Latest Patents

One of Kojima's latest patents is for an absorption cool-water machine and method for controlling the same. This innovative machine includes a high-quality fuel system and an exhaust heat utility system. The patent describes a control mechanism that enhances the prevention of crystallization in the exhaust heat exchanger tubing and minimizes corrosion due to high temperatures in the regenerator. This technology aims to prevent the production of unavailable refrigerant, save energy during exhaust heat charge operations, and maintain refrigerating ability even at low exhaust water temperatures. The system automatically adjusts throttle valves to optimize the supply of fuel and combustion air, ensuring efficient operation.

Career Highlights

Kojima is currently employed at Tokyo Gas Company Limited, where he continues to develop and refine his innovative technologies. His work has garnered attention for its potential to revolutionize energy efficiency in cooling systems.

Collaborations

Kojima collaborates with talented coworkers, including Makoto Nakamura and Masaru Edera. Their combined expertise contributes to the advancement of absorption cooling technologies.

Conclusion

Hiroshi Kojima's contributions to absorption cooling technology demonstrate his commitment to innovation and energy efficiency. His patents reflect a deep understanding of the challenges in the field and offer practical solutions for modern cooling 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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