Ageo, Japan

Yoichi Kamikoriyama

This inventor holds 9 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignees: Mitsui Minings & Melting Co., Ltd., Powdertech Co., Ltd.. Active years: 2004-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoichi Kamikoriyama. Retrieved from https://idiyas.com/inventor/yoichi-kamikoriyama

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

USPTO Granted Patents = 9 

% Patents Active = 44.4

 

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 22(Granted Patents)


Location History:

  • Ageo, JP (2004 - 2013)
  • Saitama, JP (2007 - 2021)

Company Filing History:


Years Active: 2004-2021

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9 patents (USPTO):Explore Patents

Title: Yoichi Kamikoriyama: Innovator in Copper Powder Technology

Introduction

Yoichi Kamikoriyama, hailing from Ageo, Japan, is a noteworthy inventor with an impressive portfolio of nine patents. His innovative contributions primarily focus on the development of advanced copper powder technologies that have significant applications in various industries.

Latest Patents

Among his latest patents, one notable invention is centered on a specialized copper powder and conductive composition. This invention describes a copper powder that contains an organic compound with both carbon and nitrogen. The unique properties of this powder lie in the precise ratios of carbon content to specific surface area, and nitrogen content to specific surface area, achieving optimization for various applications. The organic compound plays a crucial role in enhancing performance, with examples including dimethyl glyoxime and polyethyleneimine.

Furthermore, another patented development involves a method for producing copper powder. This method emphasizes the creation of copper particles with a controlled average primary particle size and specific ratios, aimed at preventing agglomeration. The production process incorporates the use of hydrazine and a liquid medium, which promotes the reduction of copper sources, demonstrating innovative approaches to copper powder manufacturing.

Career Highlights

Throughout his career, Yoichi Kamikoriyama has collaborated with prominent companies such as Mitsui Mining & Smelting Company, Ltd. and Powdertech Co., Ltd. His work within these esteemed organizations has propelled advancements in material science, particularly concerning metallic powders and their applications in electronics and manufacturing.

Collaborations

In his journey as an inventor, he has been fortunate to work alongside skilled professionals, including Hiroki Sawamoto and Mikimasa Horiuchi. These collaborations have fostered an environment of innovation and shared expertise, resulting in groundbreaking inventions that push the limits of current technology.

Conclusion

Yoichi Kamikoriyama stands as a beacon of innovation in the realm of copper powder technology. His remarkable patents and collaborations highlight a commitment to advancing materials engineering. As industries increasingly seek innovative solutions, his contributions will likely continue to influence the development of conductive materials 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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