Tokyo, Japan

Ryoma Yamakawa

This inventor holds 6 USPTO granted patents and 1 published patent application and 4 EPO patents. Top assignee: Eagle Industry Co., Ltd.. Active years: 2017-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoma Yamakawa. Retrieved from https://idiyas.com/inventor/ryoma-yamakawa

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

USPTO Granted Patents = 6 

% Patents Active = 100.0

 

Average Co-Inventor Count = 6.9

ph-index = 2

Forward Citations = 30(Granted Patents)


Company Filing History:


Years Active: 2017-2026

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6 patents (USPTO):Explore Patents

Title: Ryoma Yamakawa: Innovator in Sliding Components

Introduction

Ryoma Yamakawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of sliding components, holding a total of 6 patents. His innovative designs have advanced the technology used in various mechanical applications.

Latest Patents

Yamakawa's latest patents include a sliding component that features a unique design for a stationary-side seal ring. This design incorporates a fluid circulation groove that communicates with a high-pressure fluid side. Additionally, he has developed a slide component that includes a negative pressure generation mechanism, enhancing the efficiency of sealing faces in mechanical systems.

Career Highlights

Yamakawa has been instrumental in the development of advanced sliding components at Eagle Industry Co., Ltd. His work has not only improved existing technologies but has also paved the way for new innovations in the industry.

Collaborations

Throughout his career, Yamakawa has collaborated with notable colleagues such as Masatoshi Itadani and Kazumasa Sunagawa. These partnerships have fostered a creative environment that encourages the exchange of ideas and expertise.

Conclusion

Ryoma Yamakawa's contributions to the field of sliding components exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of mechanical engineering and a commitment to advancing technology.

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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