Tsuchiura, Japan

Yasushi Muramoto

This inventor holds 2 USPTO granted patents. Top assignees: Hitachi Automotive Engineering Co., Ltd., Hitachi, Ltd.. Active years: 1992-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Muramoto. Retrieved from https://idiyas.com/inventor/yasushi-muramoto

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 = 8.5

ph-index = 2

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 1992-1993

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2 patents (USPTO):Explore Patents

Title: Innovations by Yasushi Muramoto

Introduction

Yasushi Muramoto is a notable inventor based in Tsuchiura, Japan. He has made significant contributions to the field of compressor technology, particularly in the automotive industry. With a total of 2 patents, his work focuses on enhancing the efficiency and reliability of variable displacement compressors.

Latest Patents

Muramoto's latest patents include a variable displacement compressor and a balanced variable-displacement compressor. The variable displacement compressor is designed for use as a refrigerant compressor in automobile air conditioning systems. It features a unique design that includes pistons, an oscillating member, and a rotating member, which work together to ensure reliable capacity control at high speeds while minimizing vibrations and wear. The balanced variable-displacement compressor further improves upon this design by reducing unbalanced inertia forces, resulting in less vibration and noise during operation.

Career Highlights

Throughout his career, Yasushi Muramoto has worked with prominent companies such as Hitachi Automotive Engineering Co., Ltd. and Hitachi, Ltd. His experience in these organizations has allowed him to develop innovative solutions that address the challenges faced in compressor technology.

Collaborations

Muramoto has collaborated with notable colleagues, including Kenji Tojo and Kunihiko Takao. These partnerships have contributed to the advancement of his inventions and the overall progress in the field.

Conclusion

Yasushi Muramoto's contributions to compressor technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a dedication to improving automotive 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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