Tokyo, Japan

Hisao Yokoya

This inventor holds 9 USPTO granted patents. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Paper Mills Limited. Active years: 1986-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisao Yokoya. Retrieved from https://idiyas.com/inventor/hisao-yokoya

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


% Patents Active = 77.8

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 123(Granted Patents)


Location History:

  • Tajimi, JP (1986)
  • Nakatsugawa, JP (1990)
  • Gifu, JP (1994 - 1997)
  • Tokyo, JP (2000 - 2008)

Company Filing History:


Years Active: 1986-2008

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9 patents (USPTO):Explore Patents

Title: Hisao Yokoya: Innovator in Heat Exchange Technology

Introduction

Hisao Yokoya is a prominent inventor based in Tokyo, Japan, known for his significant contributions to heat exchange technology. With a total of 9 patents to his name, Yokoya has developed innovative solutions that enhance moisture permeability and heat transfer efficiency in various applications.

Latest Patents

Yokoya's latest patents include advancements in heat exchangers and total heat exchanging elements. One of his notable inventions is a heat exchanger that improves moisture movement through joints compared to traditional methods. This design utilizes thermoplastic fibers to bond corrugated and flat substrates, addressing the issue of moisture permeability. Another significant patent is the total heat exchanging element, which features partition members and spacing members designed to manage moisture and flame resistance effectively. This innovation ensures that moisture transfer is minimized while maintaining the necessary heat exchange between airflows.

Career Highlights

Throughout his career, Hisao Yokoya has worked with esteemed companies such as Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Paper Mills Limited. His experience in these organizations has allowed him to refine his expertise in heat exchange technologies and contribute to various projects that push the boundaries of innovation.

Collaborations

Yokoya has collaborated with notable colleagues, including Kenzo Takahashi and Hidemoto Arai. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field of heat exchange.

Conclusion

Hisao Yokoya's work in heat exchange technology exemplifies the spirit of innovation and dedication to improving efficiency in engineering applications. His contributions continue to influence the industry and inspire future advancements in the 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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