Kanagawa, Japan

Takashi Ohnuma

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Ohnuma. Retrieved from https://idiyas.com/inventor/takashi-ohnuma-o3qle5tv

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


Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: Takashi Ohnuma: Innovator in Cylinder and Stabilizer Technology

Introduction

Takashi Ohnuma is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of hydraulic technology, particularly with his innovative designs for cylinder and stabilizer apparatuses. His work is recognized for its practical applications in various industries.

Latest Patents

Ohnuma holds a patent for a "Cylinder apparatus and stabilizer apparatus using the same." This invention features a comprehensive design that includes a cylinder, a piston, and a piston rod. The apparatus is equipped with an external cylinder that forms a reservoir for sealing hydraulic liquid and gas. It also incorporates a base valve, check valves, and an opening and closing valve to regulate the flow of hydraulic liquid effectively. This patent showcases his expertise in hydraulic systems and their functionalities.

Career Highlights

Takashi Ohnuma is currently employed at Hitachi, Ltd., a leading company in technology and innovation. His role at Hitachi allows him to further develop his ideas and contribute to cutting-edge projects in the field of engineering. His dedication to innovation has positioned him as a valuable asset to his team and the company.

Collaborations

Ohnuma has collaborated with Takao Nakadate, a fellow innovator, to enhance the development of hydraulic technologies. Their partnership exemplifies the importance of teamwork in driving innovation and achieving successful outcomes in engineering projects.

Conclusion

Takashi Ohnuma's contributions to hydraulic technology through his patent and work at Hitachi, Ltd. highlight his role as an influential inventor. His innovative designs continue to impact 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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