Shimotsuga, Japan

Shigeya Kawaminami

This inventor holds 1 USPTO granted patent. Top assignee: Hiatchi, Ltd.. Active years: 2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeya Kawaminami. Retrieved from https://idiyas.com/inventor/shigeya-kawaminami-m9bkcpta

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 = 4.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 2001

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1 patent (USPTO):Explore Patents

Title: Shigeya Kawaminami: Innovator in Rotary Compressor Technology

Introduction

Shigeya Kawaminami is a notable inventor based in Shimotsuga, Japan. He has made significant contributions to the field of compressor technology, particularly with his innovative designs that enhance efficiency and reduce noise.

Latest Patents

Kawaminami holds a patent for a rotary compressor. This rotary compressor features a cylinder that defines a cylinder chamber, housing a piston that includes a roller performing a revolving motion within the chamber. The design incorporates a vane that partitions the chamber into a suction chamber and a compression chamber. A unique small space is integrated to communicate with the compression chamber, effectively suppressing noise generated by pressure fluctuations while preventing refrigerant loss.

Career Highlights

Kawaminami is associated with Hitachi, Ltd., where he has applied his expertise in developing advanced compressor technologies. His work has been instrumental in improving the performance and reliability of rotary compressors in various applications.

Collaborations

Throughout his career, Kawaminami has collaborated with notable colleagues, including Kenichi Oshima and Minoru Ooki. These partnerships have fostered innovation and contributed to the advancement of compressor technology.

Conclusion

Shigeya Kawaminami's contributions to rotary compressor technology exemplify his commitment to innovation and efficiency. His patent reflects a significant advancement in the field, showcasing his expertise and dedication to improving mechanical 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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