Ibaraki, Japan

Kenzi Machizawa

This inventor holds 7 USPTO granted patents. Top assignees: Hitachi, Ltd., Osaka Gas Company Limited, Toho Gas Co., Ltd.. Active years: 1984-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenzi Machizawa. Retrieved from https://idiyas.com/inventor/kenzi-machizawa

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 = 4.3

ph-index = 5

Forward Citations = 68(Granted Patents)


Location History:

  • Chiyoda, JP (1988)
  • Ibaraki, JP (1984 - 1994)

Company Filing History:


Years Active: 1984-1994

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7 patents (USPTO):Explore Patents

Title: Kenzi Machizawa: Innovator in Absorption Heat Pump Technology

Introduction

Kenzi Machizawa is a prominent inventor based in Ibaraki, Japan, known for his significant contributions to the field of energy efficiency and heat pump technology. With a total of seven patents to his name, Machizawa has made remarkable advancements that enhance the utilization of exhaust heat in various systems.

Latest Patents

Among his latest innovations is the "Absorption Heat Pump and Cogeneration System Utilizing Exhaust Heat." This invention features a highly efficient absorption heat pump that integrates a fuel cell, utilizing vapor and warm-water exhaust heat as energy sources. Another notable patent is the "Double Effect Air Cooled Absorption Refrigerating Machine," which is designed to occupy a small installation area while maintaining high performance through its innovative frame and component arrangement.

Career Highlights

Kenzi Machizawa has worked with leading companies such as Hitachi, Ltd. and Toyota Motor Corporation, where he has applied his expertise in developing cutting-edge technologies. His work has significantly impacted the efficiency of energy systems, making them more sustainable and effective.

Collaborations

Throughout his career, Machizawa has collaborated with notable colleagues, including Yoshifumi Kunugi and Tomihisa Oouchi, contributing to various projects that push the boundaries of innovation in energy technology.

Conclusion

Kenzi Machizawa's contributions to absorption heat pump technology and energy efficiency demonstrate his commitment to innovation and sustainability. His patents reflect a deep understanding of energy systems and a dedication to improving their efficiency.

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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