Shimizu, Japan

Naomi Hagita

This inventor holds 3 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Shimizu Engineering Co., Ltd.. Active years: 1992-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naomi Hagita. Retrieved from https://idiyas.com/inventor/naomi-hagita

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 = 2.4

ph-index = 3

Forward Citations = 115(Granted Patents)


Company Filing History:


Years Active: 1992-1993

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3 patents (USPTO):Explore Patents

Title: Naomi Hagita: Innovator in Refrigeration Technology

Introduction

Naomi Hagita is a prominent inventor based in Shimizu, Japan. She has made significant contributions to the field of refrigeration technology, holding a total of 3 patents. Her innovative work focuses on methods to prevent overheating in compressors, which are crucial components in refrigeration systems.

Latest Patents

Hagita's latest patents include an "Overheat Preventing Method for Prescribed Displacement Type Compressor." This invention introduces a method for controlling the flow rate of high-pressure liquefied coolant into the compression chamber of a compressor. By doing so, it effectively cools the compressor during operation. Another notable patent is the "Refrigeration Cycle Apparatus," which utilizes a positive displacement type compressor. This apparatus introduces part of a high-pressure liquid cooling medium into the compressor's compression chamber, preventing overheating and ensuring efficient operation.

Career Highlights

Throughout her career, Naomi Hagita has worked with esteemed companies such as Hitachi, Ltd. and Hitachi Shimizu Engineering Co., Ltd. Her experience in these organizations has allowed her to develop and refine her innovative ideas in refrigeration technology.

Collaborations

Hagita has collaborated with notable colleagues, including Takao Mizuno and Kimio Nagata. These partnerships have contributed to her success and the advancement of her inventions.

Conclusion

Naomi Hagita's contributions to refrigeration technology demonstrate her expertise and innovative spirit. Her patents reflect a 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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