Osaka, Japan

Ryouichi Tokioka

This inventor holds 2 USPTO granted patents. Top assignee: Jtekt Corporation. Active years: 2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryouichi Tokioka. Retrieved from https://idiyas.com/inventor/ryouichi-tokioka

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


% Patents Active = 50.0

Average Co-Inventor Count = 1.3

ph-index = 1

Forward Citations = 8(Granted Patents)


Location History:

  • Osaka, JP (2010)
  • Nara, JP (2010)

Company Filing History:


Years Active: 2010

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2 patents (USPTO):Explore Patents

Title: Ryouichi Tokioka: Innovator in Mechanical Engineering

Introduction

Ryouichi Tokioka is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the development of innovative components for machinery. With a total of 2 patents to his name, Tokioka's work reflects a commitment to advancing technology and improving mechanical systems.

Latest Patents

Tokioka's latest patents include an expandable shaft and a yoke for a universal joint. The expandable shaft features an outer shaft and an inner shaft, with plural rolling elements pinched elastically between raceway grooves. This design allows for enhanced functionality and adaptability in various applications. The yoke for the universal joint consists of a cylindrical base with a pair of arms extending in parallel, designed to support trunnions of a cross shaft via bearings. This innovative design improves the efficiency and reliability of universal joints in mechanical systems.

Career Highlights

Ryouichi Tokioka is currently employed at Jtekt Corporation, where he continues to develop cutting-edge technologies. His work at Jtekt has positioned him as a key player in the field of mechanical engineering, contributing to the company's reputation for innovation and quality.

Collaborations

Tokioka collaborates with Mitsuharu Ozaki, a fellow engineer, to further enhance their research and development efforts. Their partnership exemplifies the importance of teamwork in driving innovation and achieving technological advancements.

Conclusion

Ryouichi Tokioka's contributions to mechanical engineering through his patents and work at Jtekt Corporation highlight his role as an influential inventor. His innovative designs, such as the expandable shaft and yoke for universal joints, demonstrate his commitment to advancing technology in the industry.

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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