Kariya, Japan

Hiromi Nagata

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Showa Denko K.k.. Active years: 1997-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromi Nagata. Retrieved from https://idiyas.com/inventor/hiromi-nagata

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1997-1998

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2 patents (USPTO):Explore Patents

Title: Hiromi Nagata: Innovator in Compressor Technology

Introduction

Hiromi Nagata is a notable inventor based in Kariya, Japan. She has made significant contributions to the field of compressor technology, holding 2 patents that showcase her innovative approach to engineering challenges.

Latest Patents

One of her latest patents is a swash-plate type compressor with an abrasion-resistant projecting. This invention aims to reduce abrasion at the pressure receiving portion of the cylinder block without increasing manufacturing costs. The cylinder blocks are made of an aluminum alloy that includes specific percentages of copper, silicon, magnesium, zinc, iron, and aluminum. The design allows for a uniform level of primary silicon crystals, which effectively supports the interference and thrust load from the outer rings under severe operating conditions.

Another significant patent is a reciprocating type compressor with an improved cylinder block. This invention focuses on ensuring excellent slidability between the piston and cylinder bore, even under severe running conditions. The cylinder blocks are also made of an aluminum alloy, featuring exfoliated recessions of primary silicon crystals on the inner surface of the cylinder bore. These minute recessions serve as oil reservoir spots, enhancing the performance of the compressor.

Career Highlights

Throughout her career, Hiromi Nagata has worked with prominent companies, including Kabushiki Kaisha Toyoda Jidoshokki Seisakusho and Showa Denko K.K. Her experience in these organizations has contributed to her expertise in compressor technology and innovation.

Collaborations

Hiromi has collaborated with talented individuals such as Hayato Ikeda and Yuji Kaneshige. These partnerships have fostered a creative environment that has led to the development of her innovative patents.

Conclusion

Hiromi Nagata is a pioneering inventor whose work in compressor technology has made a lasting impact. Her patents reflect her commitment to innovation and engineering excellence.

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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