Oyama, Japan

Shigeharu Ichiyanagi

This inventor holds 7 USPTO granted patents. Top assignees: Showa Denko K.k., Showa Aluminum Corporation. Active years: 1999-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeharu Ichiyanagi. Retrieved from https://idiyas.com/inventor/shigeharu-ichiyanagi

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


% Patents Active = 57.1

Average Co-Inventor Count = 1.4

ph-index = 6

Forward Citations = 65(Granted Patents)


Location History:

  • Tochigi, JP (1999 - 2001)
  • Utsunomiya, JP (2001 - 2002)
  • Oyama, JP (2008 - 2010)

Company Filing History:


Years Active: 1999-2010

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7 patents (USPTO):Explore Patents

Title: Shigeharu Ichiyanagi: Innovator in Heat Exchanger Technology

Introduction

Shigeharu Ichiyanagi is a notable inventor based in Oyama, Japan. He has made significant contributions to the field of heat exchanger technology, holding a total of 7 patents. His innovative designs focus on improving efficiency and performance in heat exchange systems.

Latest Patents

Ichiyanagi's latest patents include a heat exchanger header tank and a heat exchanger comprising the same. The heat exchanger features header tanks that consist of a header forming plate, a tube connecting plate, and an intermediate plate. These components are arranged in superposed layers and brazed together, allowing for a reduction in the number of components and improved work efficiency. The design also enhances heat exchange performance. Another patent describes an evaporator with a header tank that includes outward bulging portions and communication holes, facilitating the flow of refrigerant and optimizing the refrigerant passageway.

Career Highlights

Throughout his career, Ichiyanagi has worked with prominent companies such as Showa Denko K.K. and Showa Aluminum Corporation. His experience in these organizations has contributed to his expertise in heat exchanger technology and innovation.

Collaborations

Ichiyanagi has collaborated with notable coworkers, including Kazumi Tokizaki and Yutaka Higo. Their combined efforts have likely fostered advancements in their respective fields.

Conclusion

Shigeharu Ichiyanagi's contributions to heat exchanger technology demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of engineering principles and a drive to enhance performance in heat exchange 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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