Shiga, Japan

Shoichi Yokoyama

This inventor holds 9 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Matsushita Refrigeration Company. Active years: 1988-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoichi Yokoyama. Retrieved from https://idiyas.com/inventor/shoichi-yokoyama

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 = 3.3

ph-index = 7

Forward Citations = 121(Granted Patents)


Location History:

  • Ootsu, JP (1999)
  • Otsu, JP (1993 - 2000)
  • Shiga, JP (1988 - 2002)

Company Filing History:


Years Active: 1988-2002

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9 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Shoichi Yokoyama

Introduction

Shoichi Yokoyama is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of heat exchangers, holding a total of 9 patents. His work focuses on enhancing the efficiency and effectiveness of heat transfer technologies.

Latest Patents

Yokoyama's latest patents include a novel heat exchanger design. This invention features a solid or hollow bar-like insertion member within the flow passage of a heat exchanger tube. This design allows for improved heat exchange between fluids, particularly in gas-liquid two-phase states. The cross-sectional shape of the insertion member is designed to minimize pressure loss during evaporation, thereby enhancing the evaporation ability. Another significant patent is a finned heat exchanger that incorporates raised portions on one side of the fins. This design effectively enhances heat exchange capacity and transfer efficiency by utilizing grooved insulating means to suppress heat conduction between adjacent heat transfer tubes.

Career Highlights

Throughout his career, Yokoyama has worked with prominent companies such as Matsushita Electric Industrial Co., Ltd. and Matsushita Refrigeration Company. His experience in these organizations has contributed to his expertise in heat exchanger technology and innovation.

Collaborations

Yokoyama has collaborated with notable colleagues, including Osamu Aoyagi and Hitoshi Motegi. These partnerships have fostered a collaborative environment that has led to advancements in their respective fields.

Conclusion

Shoichi Yokoyama's innovative work in heat exchanger technology has made a lasting impact on the industry. His patents reflect a commitment to improving efficiency and effectiveness in heat transfer systems. His contributions continue to influence advancements in this critical area of technology.

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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