Iwate, Japan

Koken Oyamada

This inventor holds 1 USPTO granted patent. Top assignee: Z Ama Japan Co., Ltd.. Active years: 2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koken Oyamada. Retrieved from https://idiyas.com/inventor/koken-oyamada

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2006

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1 patent (USPTO):Explore Patents

Title: Koken Oyamada: Innovator in Carburetor Technology

Introduction

Koken Oyamada is a notable inventor based in Iwate-ken, Japan. He has made significant contributions to the field of carburetor technology, particularly with his innovative designs that enhance performance and efficiency. His work is characterized by a focus on practical solutions that address common issues in carburetor functionality.

Latest Patents

Koken Oyamada holds a patent for a "Starting apparatus of diaphragm-type carburetor." This invention features a starting pump that is conveniently located separate from the carburetor main body. The design prevents air from mixing with fuel, utilizing a suction-type starting pump. A suction passage extends from the fuel metering chamber beyond the outer portion of the carburetor main body. This innovative structure includes an inlet check valve positioned in the carburetor main body, which reduces the volumetric capacity of the section extending to the inlet check valve from the fuel metering chamber. This design effectively prevents air from remaining within the suction passage. Koken Oyamada has 1 patent to his name.

Career Highlights

Koken Oyamada is currently employed at Z Ama Japan Co., Ltd., where he continues to develop and refine his inventions. His work at the company has allowed him to collaborate with other talented professionals in the field, further enhancing his contributions to carburetor technology.

Collaborations

One of Koken's notable coworkers is Mamoru Toda, who plays a significant role in their collaborative efforts. Together, they work on various projects that aim to improve the efficiency and functionality of carburetors.

Conclusion

Koken Oyamada's innovative approach to carburetor technology has led to valuable advancements in the field. His patent for a starting apparatus of a diaphragm-type carburetor exemplifies his commitment to solving practical problems in automotive engineering. His contributions continue to influence the industry positively.

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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