Wako, Japan

Kazutake Koyama

This inventor holds 5 USPTO granted patents, plus 1 CIPO patent and 2 EPO patents. Top assignee: Honda Motor Co., Ltd.. Active years: 2010-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazutake Koyama. Retrieved from https://idiyas.com/inventor/kazutake-koyama

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


% Patents Active = 40.0


 

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2010-2014

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5 patents (USPTO):Explore Patents

Title: Kazutake Koyama: Innovator in Plastic Fuel Tank Technology

Introduction

Kazutake Koyama is a notable inventor based in Wako, Japan, recognized for his contributions to the field of plastic fuel tank technology. With a total of five patents to his name, Koyama has made significant advancements that enhance the safety and efficiency of fuel storage.

Latest Patents

Koyama's latest patents include innovative designs for plastic fuel tanks. One of his patents describes a plastic fuel tank featuring polyethylene layers, where the outermost layer is a high-density polyethylene layer mixed with an ultraviolet inhibitor. This design minimizes the transmission of ultraviolet light, thereby improving the durability of the tank. Another patent outlines a plastic fuel tank that includes polyethylene layers laminated onto both the upper and lower surfaces of an ethylene/vinyl alcohol layer. This configuration is specifically designed to prevent fuel seepage, with the outermost polyethylene layer colored black to further reduce ultraviolet light transmission.

Career Highlights

Koyama is currently employed at Honda Motor Co., Ltd., where he applies his expertise in materials science and engineering to develop innovative solutions for automotive applications. His work has been instrumental in enhancing the performance and safety of fuel tanks used in vehicles.

Collaborations

Throughout his career, Koyama has collaborated with talented colleagues, including Hideaki Takada and Yutaka Kubota. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Kazutake Koyama's contributions to plastic fuel tank technology exemplify his commitment to innovation and safety in the automotive industry. His patents reflect a deep understanding of materials and their applications, making him a valuable asset to Honda Motor Co., Ltd. and the field of engineering.

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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