Shimizu, Japan

Yasutaka Yoshida

This inventor holds 2 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 2000-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasutaka Yoshida. Retrieved from https://idiyas.com/inventor/yasutaka-yoshida-6ta4642j

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 = 5.5

ph-index = 2

Forward Citations = 25(Granted Patents)


Company Filing History:


Years Active: 2000-2001

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2 patents (USPTO):Explore Patents

Title: Yasutaka Yoshida: Innovator in Air Conditioning Technology

Introduction

Yasutaka Yoshida is a prominent inventor based in Shimizu, Japan. He has made significant contributions to the field of air conditioning technology, holding a total of 2 patents. His innovative designs focus on improving efficiency and performance in air conditioning systems.

Latest Patents

Yoshida's latest patents include an advanced air conditioner design. This air conditioner features a refrigerant forward path that branches on the discharge side of a compressor in an outdoor unit. One of the branched portions is defined by connecting a first four-way valve, a first outdoor heat exchanger, and a first outdoor expansion valve in sequence. The other branched portion is defined by connecting a second four-way valve, a second outdoor heat exchanger, and a second outdoor expansion valve. The system is designed to optimize heating operations and prevent short-circuiting between high and low-pressure sides.

Another notable patent is for an electricity storage type air conditioning apparatus. This apparatus is designed to enhance performance and accommodate increased cooling loads. It includes a refrigeration cycle system with a compressor, heat exchangers, and a storage battery. The cooling/heating source device is driven by the storage battery, allowing for reduced power consumption and noise levels.

Career Highlights

Yasutaka Yoshida is currently employed at Hitachi, Ltd., where he continues to innovate in the field of air conditioning technology. His work has contributed to advancements that address both energy efficiency and user comfort.

Collaborations

Yoshida has collaborated with notable coworkers, including Susumu Nakayama and Koji Naito. Their combined expertise has fostered a creative environment that encourages innovation in air conditioning solutions.

Conclusion

Yasutaka Yoshida's contributions to air conditioning technology demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of the challenges in the industry and a dedication to developing solutions that meet modern needs.

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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