Shiga, Japan

Kiyoharu Kyutoku

This inventor holds 1 USPTO granted patent. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoharu Kyutoku. Retrieved from https://idiyas.com/inventor/kiyoharu-kyutoku

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 = 2.0

ph-index = 1

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 2002

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1 patent (USPTO):Explore Patents

Title: Kiyoharu Kyutoku: Innovator in Rotary Compressor Technology

Introduction

Kiyoharu Kyutoku, an esteemed inventor based in Shiga, Japan, is recognized for his contribution to the field of rotary compressors. With a focus on enhancing the efficiency and performance of these vital components, Kyutoku has developed a patented innovation that is instrumental in various applications.

Latest Patents

Kyutoku holds a patent for a revolutionary rotary compressor and the method of manufacturing the same. This patent describes a rotary compressor that consists of a cylinder containing an inner space and a groove. The design features a roller that slides along the cylinder's interior and a vane that penetrates through the groove. The innovative groove penetrates the outer surface and inner space of the cylinder, facilitating the movement of refrigerant. The vane is crafted from stainless steel formed through sintering of powder material and is designed with a nitrogen diffusion layer on its surface, complemented by a compound layer of iron and nitrogen. Notably, the stainless steel incorporates a series of fine pores, ensuring porosity does not exceed 15%.

Career Highlights

Kyutoku's expertise has found a prominent platform at Matsushita Electric Industrial Co., Ltd. (now known as Panasonic), where he continues to push the boundaries of technology in refrigeration systems. His innovative spirit and technical acumen have made significant contributions to the company's growth and product development.

Collaborations

Throughout his career, Kyutoku has worked alongside talented individuals, including his coworker, Mototaka Esumi. Their collaboration fosters a creative environment, leading to advancements in the domain of rotary compressor technology.

Conclusion

Kiyoharu Kyutoku's contributions to rotary compressor technology exemplify the essence of innovation in the field of engineering. With a patented design that enhances compressor performance, he stands as a notable figure in the landscape of contemporary inventions. His continued work at Matsushita Electric Industrial Co., Ltd. ensures that his impact on the industry will be felt for years to come.

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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