Kosai, Japan

Yuichiro Kumakura

This inventor holds 1 USPTO granted patent. Top assignee: Yazaki Corporation. Active years: 2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuichiro Kumakura. Retrieved from https://idiyas.com/inventor/yuichiro-kumakura

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 = 3.0

ph-index = 1

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2008

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1 patent (USPTO):Explore Patents

Title: Yuichiro Kumakura: Innovator in Waterproof Technology

Introduction

Yuichiro Kumakura is a notable inventor based in Kosai, Japan. He has made significant contributions to the field of waterproof technology, particularly through his innovative designs. His work is characterized by a focus on practical applications that enhance product durability and functionality.

Latest Patents

Kumakura holds a patent for a waterproof grommet. This invention features an elastic grommet body equipped with a flange portion for mounting to a panel. The design includes an annular wall on one face of the flange, a lip portion on the opposite face, and a reinforcing portion that is strategically placed. Additionally, the grommet incorporates multiple wire-passage tubular portions that are interconnected at a thick wall through flexible segments. This innovative design allows for effective insertion into panel holes, ensuring a waterproof seal.

Career Highlights

Yuichiro Kumakura is currently employed at Yazaki Corporation, a leading company in the automotive industry. His role involves developing advanced components that meet the rigorous demands of modern vehicles. His expertise in waterproof solutions has positioned him as a valuable asset to the company.

Collaborations

Kumakura has collaborated with talented coworkers such as Takanori Kawai and Yoshihiko Nakahama. Together, they have worked on various projects that aim to push the boundaries of innovation in their field.

Conclusion

Yuichiro Kumakura's contributions to waterproof technology exemplify his commitment to innovation and quality. His patent for the waterproof grommet showcases his ability to solve practical problems in engineering. Through his work at Yazaki Corporation, he continues 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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