Yokohama, Japan

Eiichi Kojima

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi Construction Machinery Co., Ltd.. Active years: 2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiichi Kojima. Retrieved from https://idiyas.com/inventor/eiichi-kojima-vfeq8xki

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 = 3(Granted Patents)


Company Filing History:


Years Active: 2000

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1 patent (USPTO):Explore Patents

Title: Eiichi Kojima - Innovator in Hydraulic Technology

Introduction

Eiichi Kojima is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of hydraulic technology, particularly with his innovative designs aimed at improving efficiency and functionality.

Latest Patents

Kojima holds a patent for a ripple reducing device. This device is designed to reduce the ripple of oil flowing through a hydraulic line. It features a closed line that diverges from the hydraulic line and is closed at the terminal end. Additionally, it includes at least one restrictor that divides the interior of the closed line into multiple sections, situated between the branch point and the terminal end.

Career Highlights

Eiichi Kojima is associated with Hitachi Construction Machinery Co., Ltd., a leading company in the construction machinery industry. His work there has allowed him to focus on developing innovative solutions that enhance hydraulic systems.

Collaborations

Kojima has collaborated with Seiichiro Takeshita, a fellow innovator in the field. Their partnership has contributed to advancements in hydraulic technology.

Conclusion

Eiichi Kojima's contributions to hydraulic technology through his patent for a ripple reducing device exemplify his innovative spirit and dedication to improving engineering solutions. His work 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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