Tokyo, Japan

Kengo Hiratsuka

This inventor holds 3 USPTO granted patents and 6 published patent applications. Top assignee: Mitsubishi Electric Corporation. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kengo Hiratsuka. Retrieved from https://idiyas.com/inventor/kengo-hiratsuka

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 3 

% Patents Active = 33.3

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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3 patents (USPTO):Explore Patents

Title: Kengo Hiratsuka: Innovator in Refrigeration Technology

Introduction

Kengo Hiratsuka is a prominent inventor based in Tokyo, Japan. He is known for his contributions to refrigeration technology, particularly through his innovative patent. His work has significantly impacted the efficiency and effectiveness of refrigeration systems.

Latest Patents

Hiratsuka holds a patent for a refrigeration cycle apparatus. This apparatus includes a refrigeration circuit that features a compressor, an outdoor heat exchanger, an indoor heat exchanger, and an expansion valve. The refrigeration circuit is designed to seal a refrigerant, which contains trifluoroiodomethane. Additionally, the compressor is filled with refrigerator oil that includes specific chemical compounds, enhancing the overall performance of the refrigeration system. He has 1 patent to his name.

Career Highlights

Kengo Hiratsuka is associated with Mitsubishi Electric Corporation, a leading company in the field of electrical and electronic equipment. His role at Mitsubishi Electric has allowed him to work on cutting-edge technologies that advance the refrigeration industry.

Collaborations

Throughout his career, Hiratsuka has collaborated with notable colleagues, including Kenji Kojima and Satoru Toyama. These partnerships have fostered innovation and contributed to the development of advanced refrigeration solutions.

Conclusion

Kengo Hiratsuka's work in refrigeration technology exemplifies the spirit of innovation. His patent for a refrigeration cycle apparatus showcases his commitment to improving energy efficiency in cooling systems. His contributions continue to influence the industry and inspire future advancements.

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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