Kanagawa, Japan

Takashi Shirakuma

This inventor holds 4 USPTO granted patents. Top assignee: Tokico, Ltd.. Active years: 1984-1987.

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

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 = 1.4

ph-index = 3

Forward Citations = 51(Granted Patents)


Location History:

  • Yokohama, JP (1984)
  • Kanagawa, JP (1987)

Company Filing History:


Years Active: 1984-1987

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4 patents (USPTO):Explore Patents

Title: Takashi Shirakuma: Innovator in Electromechanical Systems

Introduction

Takashi Shirakuma is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of electromechanical systems, holding a total of 4 patents. His work focuses on innovative solutions that enhance the functionality and efficiency of various mechanical systems.

Latest Patents

One of his latest patents is an "Electromagnetically Actuated Rotary Actuator Controlled by a Power." This invention features a casing with a rotor that is rotatably provided within it. The actuator includes an exciting coil mounted on the rotor and a magnetic pole member that surrounds the rotor. The design incorporates multiple contact elements and stops that work together to restrict the rotor's rotation within a predetermined angular range. Additionally, an indicating device is connected to a switch to signal the rotor's position.

Another significant patent is the "Control System for Hydraulic Dampers." This system is designed to control the damping force of multiple hydraulic dampers. Each damper includes a damping force adjustment member and an actuator connected to it. The system features circuits that monitor the operating time of the actuator and perform forced damping force adjustments when necessary, ensuring optimal performance.

Career Highlights

Takashi Shirakuma is currently employed at Tokico, Ltd., where he continues to innovate and develop new technologies. His work has been instrumental in advancing the capabilities of electromechanical systems, making them more efficient and reliable.

Collaborations

Throughout his career, Shirakuma has collaborated with talented individuals such as Fujio Nakamichi and Osamu Iguchi. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

In summary, Takashi Shirakuma is a distinguished inventor whose work in electromechanical systems has led to several important patents. His innovative designs and collaborative efforts continue to shape the future of technology in his field.

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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