Miyagi, Japan

Keiichi Nagaseki

This inventor holds 1 USPTO granted patent. Top assignees: Fuji Heavy Industries Ltd., Keihin Corporation. Active years: 2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiichi Nagaseki. Retrieved from https://idiyas.com/inventor/keiichi-nagaseki

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 = 5.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2016

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1 patent (USPTO):Explore Patents

Title: Keiichi Nagaseki: Innovator in Hydraulic Pressure Control

Introduction: Keiichi Nagaseki is a notable inventor based in Miyagi, Japan. He has made significant contributions to the field of hydraulic systems, particularly with his innovative hydraulic pressure control apparatus. His work has implications for various industries that rely on hydraulic technology.

Latest Patents: Nagaseki holds 1 patent for his hydraulic pressure control apparatus. This invention features a first pressure regulating valve that reduces the initial oil pressure of a working oil. It also includes a solenoid-operated valve that converts the reduced oil pressure into a solenoid pressure. Additionally, a second pressure regulating valve is designed to convert the line pressure of the working oil into an actuating pressure that responds to the solenoid pressure. Notably, these three valves share a single body, enhancing the efficiency of the apparatus.

Career Highlights: Throughout his career, Keiichi Nagaseki has worked with prominent companies such as Keihin Corporation and Fuji Heavy Industries Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in hydraulic technology.

Collaborations: Nagaseki has collaborated with talented individuals in his field, including Kouichi Yamada and Kenji Suda. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion: Keiichi Nagaseki's contributions to hydraulic pressure control technology exemplify the spirit of innovation. His patent and collaborations reflect a commitment to advancing engineering solutions in this vital area.

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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