Hiroshima, Japan

Kazuhi Koga

This inventor holds 11 USPTO granted patents and 1 published patent application and 3 EPO patents. Top assignees: Mazda Motor Corporation, Dainippon Ink and Chemicals, Incorporated, Basf Japan, Ltd.. Active years: 1997-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhi Koga. Retrieved from https://idiyas.com/inventor/kazuhi-koga

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

USPTO Granted Patents = 11 

% Patents Active = 100.0

 

Average Co-Inventor Count = 6.6

ph-index = 4

Forward Citations = 45(Granted Patents)


Location History:

  • Hiroshima-Ken, JP (1998)
  • Hiroshima, JP (1997 - 2017)

Company Filing History:


Years Active: 1997-2017

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11 patents (USPTO):Explore Patents

Title: Kazuhi Koga: Innovator in Coating Technologies

Introduction

Kazuhi Koga is a prominent inventor based in Hiroshima, Japan. He has made significant contributions to the field of coating technologies, holding a total of 11 patents. His innovative approaches have advanced the methods used in paint film formation and coating compositions.

Latest Patents

Koga's latest patents include a method for the formation of multi-layer paint films. This method involves coating an aqueous first colored base paint on an electro-deposition paint cured film to create a first colored base paint film. Subsequently, an aqueous second colored base paint is applied without preliminary heating, followed by a clear paint coating after heating the previous layers. Each paint includes a talc pigment in a specific mass percentage. Another notable patent is a one-pack coating composition that combines various functional groups and catalysts to enhance the curing process. This composition includes an oligomer or polymer with acid anhydride, a heat-potential curing catalyst, an ultraviolet absorber, and a hindered amine light stabilizer.

Career Highlights

Kazuhi Koga has worked with notable companies such as Mazda Motor Corporation and Dainippon Ink and Chemicals, Incorporated. His experience in these organizations has allowed him to refine his expertise in coating technologies and contribute to innovative solutions in the industry.

Collaborations

Koga has collaborated with talented individuals such as Yoshiaki Marutani and Mika Ohsawa. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

Kazuhi Koga's contributions to coating technologies through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively, showcasing the importance of innovation in enhancing product quality and performance.

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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