Gifu, Japan

Toshihiro Yamada

This inventor holds 1 USPTO granted patent. Top assignee: Kayaba Industry Company, Ltd.. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiro Yamada. Retrieved from https://idiyas.com/inventor/toshihiro-yamada-c5bcsf6r

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 = 2(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Toshihiro Yamada

Introduction

Toshihiro Yamada is a notable inventor based in Gifu-ken, Japan. He has made significant contributions to the field of engineering, particularly in the development of control valves. His innovative approach has led to the creation of a patent that enhances the functionality of hydraulic systems.

Latest Patents

Yamada holds a patent for a control valve that simplifies the formation of a restrictor in an oil passage. This invention allows pressure oil from the downstream side of an orifice to be introduced into a pressure chamber efficiently. The design ensures that excessive oil flow is redirected to a tank port, thereby optimizing the system's performance. The control valve's construction includes a groove along the insertion hole of a connector, which aids in forming the restrictor when the orifice member is inserted.

Career Highlights

Toshihiro Yamada is associated with Kayaba Industry Company, Ltd., a leading firm in hydraulic and automotive technologies. His work at Kayaba has been instrumental in advancing the company's product offerings and enhancing their market competitiveness. Yamada's expertise in control systems has positioned him as a key figure in the engineering community.

Collaborations

Yamada collaborates with Tetsuji Hayashi, a fellow engineer, to further innovate and refine their designs. Their partnership has led to the development of advanced solutions in hydraulic technology.

Conclusion

Toshihiro Yamada's contributions to the field of control valves exemplify the impact of innovative thinking in engineering. His patent and work at Kayaba Industry Company, Ltd. highlight the importance of collaboration and creativity in driving technological advancements.

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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