Kojyo, Japan

Takuo Harada

This inventor holds 1 USPTO granted patent. Top assignee: Sanyo Kiki Kabushiki Kaisha. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuo Harada. Retrieved from https://idiyas.com/inventor/takuo-harada

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: Takuo Harada: Innovator in Oil-Hydraulic Actuation Technology

Introduction

Takuo Harada is a notable inventor based in Kojyo, Japan. He has made significant contributions to the field of oil-hydraulic actuators, showcasing his expertise through innovative patent designs. His work has implications for various applications in machinery and automation.

Latest Patents

Harada holds a patent for a "Selective control device for plural kinds of oil-hydraulic actuators." This invention features an actuator selective valve that allows for the selection of an operative oil-hydraulic actuator from multiple options. The design includes a quick extensional position that connects the extensional pressure port to the bottom side oil chamber of the selected actuator, enabling rapid extension. This construction effectively eliminates the need for a quick extensional valve, which was commonly used in prior oil-hydraulic control devices.

Career Highlights

Takuo Harada is associated with Sanyo Kiki Kabushiki Kaisha, where he has applied his innovative ideas to enhance the functionality of hydraulic systems. His work has been instrumental in advancing the technology used in oil-hydraulic actuators, making them more efficient and reliable.

Collaborations

Harada has collaborated with Toshiaki Kurashima, contributing to the development of advanced hydraulic technologies. Their partnership has fostered innovation and improved the design of hydraulic systems.

Conclusion

Takuo Harada's contributions to the field of oil-hydraulic actuators demonstrate his commitment to innovation and technology. His patent reflects a significant advancement in hydraulic control systems, showcasing his expertise and dedication to improving industrial applications.

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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