Kudamatsu, Japan

Koji Nanbu

This inventor holds 1 USPTO granted patent. Top assignee: Toyo Kohan Co., Ltd.. Active years: 2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Nanbu. Retrieved from https://idiyas.com/inventor/koji-nanbu-gnk4j7gd

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

Calculating rank

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2012

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Koji Nanbu: A Glimpse into His Patents and Career

Introduction: Koji Nanbu, a talented inventor based in Kudamatsu, Japan, has made significant strides in the field of electronics. With one patented invention to his name, his work has contributed to advancements in printed wiring technologies. His dedication and ingenuity have positioned him as a noteworthy figure in the industry.

Latest Patents: Nanbu holds a patent for a "Printed Wiring Board and Method for Manufacturing Printed Wiring Board." This innovative patent addresses the challenges of circuit miniaturization. By forming first and second circuits of different thicknesses within the same reference plane through etching a metal-clad laminate, substantial miniaturization can be achieved. The thicker circuit possesses a clad-like configuration, incorporating three layers—a first copper layer, a different kind of metal layer, and a second copper layer—that are stacked sequentially. This creative manufacture process makes use of selective etching characteristics, showcasing Nanbu's innovative approach.

Career Highlights: Koji Nanbu is associated with Toyo Kohan Co., Ltd., a company renowned for its contributions to manufacturing and technology. His work in this esteemed organization has allowed him to collaborate on innovative projects and lead the charge in developing cutting-edge printed wiring solutions.

Collaborations: Throughout his career, Nanbu has had the opportunity to work alongside talented colleagues, including Mitsuhiro Watanabe and Kinji Saijo. These collaborations have fostered an environment of shared knowledge and creativity, essential for driving success in technological advancements.

Conclusion: Koji Nanbu's relentless pursuit of innovation in the realm of printed wiring technology is commendable. His patent exemplifies the importance of miniaturization in modern electronics, and his role at Toyo Kohan Co., Ltd. positions him at the forefront of industry evolution. As he continues to push the boundaries of invention, the impact of his work will likely resonate throughout the electronics field for years to come.

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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