Kyoto, Japan

Kei Nambu

This inventor holds 5 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignee: Panasonic Intellectual Property Management Co., Ltd.. Active years: 2023-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kei Nambu. Retrieved from https://idiyas.com/inventor/kei-nambu

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2023-2025

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5 patents (USPTO):Explore Patents

Title: Kei Nambu: Innovator in Refrigeration Technology

Introduction

Kei Nambu is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of refrigeration technology, holding a total of 5 patents. His innovative designs focus on enhancing the efficiency and reliability of refrigeration systems.

Latest Patents

One of Nambu's latest patents is a sophisticated refrigerator that features a storage chamber designed for preserving products. This refrigerator includes a power supply unit, an oscillation circuit, an oscillation electrode, a counter electrode, a matching unit for impedance, and a controller. The power supply unit is equipped with a first power supply part that rectifies alternating current from a commercial source into direct current. It also includes multiple ground parts that serve as reference potentials for the various power supply components. The oscillation circuit receives power from the second power supply part, while the controller is powered by the third part.

Another significant invention by Nambu is a heating device integrated into a refrigerator. This device is designed to uniformly heat objects, ensuring that frozen products can be thawed to a high-quality state. The heating device features an oscillation electrode and a counter electrode, which work together to create a high-frequency electric field for effective heating.

Career Highlights

Kei Nambu is associated with Panasonic Intellectual Property Management Co., Ltd., where he continues to innovate and develop new technologies. His work has been instrumental in advancing refrigeration technology, making it more efficient and user-friendly.

Collaborations

Nambu has collaborated with notable colleagues such as Kiyoshi Mori and Tsuyoki Hirai. Their combined expertise has contributed to the successful development of various innovative technologies.

Conclusion

Kei Nambu is a prominent inventor whose work in refrigeration technology has led to significant advancements in the field. His innovative patents reflect his commitment to improving the efficiency and reliability of refrigeration 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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