Tokyo, Japan

Shigeki Oonishi

This inventor holds 1 USPTO granted patent and 3 EPO patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeki Oonishi. Retrieved from https://idiyas.com/inventor/shigeki-oonishi

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


% Patents Active = 100.0


Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2007

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1 patent (USPTO):Explore Patents

Title: Shigeki Oonishi: Innovator in Refrigeration Technology

Introduction

Shigeki Oonishi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of refrigeration technology, particularly through his innovative designs and patents. His work has had a lasting impact on the efficiency and functionality of air conditioning systems.

Latest Patents

Oonishi holds a patent for a refrigerating cycle device, which includes an air conditioner, choke, and flow rate controller. This invention features a refrigerating cycle that incorporates a second flow controller with a throttle section. The throttle section is composed of an inlet noise eliminating space, an inlet side porous permeable member, an orifice, an outlet side foamed metal, and an outlet noise eliminating space. Additionally, it includes a multi-directional valve that allows a gas/liquid two-phase refrigerant to pass through the throttle section, enhancing the overall performance of refrigeration systems.

Career Highlights

Throughout his career, Shigeki Oonishi has worked with prominent companies, including Mitsubishi Electric Corporation and Mitsubishi Denki K.K. His experience in these organizations has allowed him to develop and refine his innovative ideas in refrigeration technology.

Collaborations

Oonishi has collaborated with talented individuals in his field, including Satoshi Hirakuni and Yoshihiro Sumida. These collaborations have contributed to the advancement of technology in refrigeration and air conditioning systems.

Conclusion

Shigeki Oonishi is a distinguished inventor whose work in refrigeration technology has led to significant advancements in air conditioning systems. His innovative patent demonstrates his commitment to improving efficiency and functionality in this essential field.

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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