Tokyo, Japan

Shuichi Kohayashi

This inventor holds 8 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Dowa Mining Co., Ltd., Chubu Electric Power Company, Inc., Dowa Electronics Materials Co., Ltd.. Active years: 1998-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shuichi Kohayashi. Retrieved from https://idiyas.com/inventor/shuichi-kohayashi

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

USPTO Granted Patents = 8 

% Patents Active = 50.0


Average Co-Inventor Count = 3.8

ph-index = 2

Forward Citations = 11(Granted Patents)


Location History:

  • Toyko, JP (2001)
  • Tokyo, JP (1998 - 2016)

Company Filing History:


Years Active: 1998-2016

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8 patents (USPTO):Explore Patents

Title: Shuichi Kohayashi: Innovator in Magnetic Materials

Introduction

Shuichi Kohayashi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of magnetic materials, holding a total of 8 patents. His work focuses on developing environmentally friendly materials and efficient manufacturing methods.

Latest Patents

Kohayashi's latest patents include innovations such as ferrite magnetic powder for bond magnets and a manufacturing method for the same. This invention aims to provide ferrite magnetic powders that effectively suppress residual hexavalent chrome, an environmental load substance, without adversely affecting magnetic characteristics or productivity. The method involves obtaining sintered powders, wet-pulverizing and cleaning them, and annealing the cleaned powders while maintaining a pH of 8.5 or less during the pulverization and cleaning processes. Another notable patent is a manufacturing method for metal paste, which combines a metal filler with good dispersibility. This method allows for the production of metal paste at low cost and high productivity while preventing the generation of metal foil.

Career Highlights

Throughout his career, Kohayashi has worked with notable companies such as Dowa Mining Co., Ltd. and Dowa Electronics Materials Co., Ltd. His experience in these organizations has contributed to his expertise in the field of magnetic materials.

Collaborations

Kohayashi has collaborated with several professionals in his field, including Shuetsu Haseyama and Shuji Yoshizawa. These collaborations have further enhanced his innovative capabilities and contributions to the industry.

Conclusion

Shuichi Kohayashi is a distinguished inventor whose work in magnetic materials has led to significant advancements in environmentally friendly technologies. His patents reflect a commitment to innovation and sustainability in manufacturing processes.

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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