Chiba, Japan

Yoshio Yamaguchi

This inventor holds 1 USPTO granted patent. Top assignee: Harmonic Drive Systems Inc.. Active years: 2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Yamaguchi. Retrieved from https://idiyas.com/inventor/yoshio-yamaguchi-34thq991

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 = 3.0

ph-index = 1

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 2000

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1 patent (USPTO):Explore Patents

Title: Innovations of Yoshio Yamaguchi

Introduction

Yoshio Yamaguchi is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of engineering, particularly in the development of rotation transmitting devices. His innovative approach has led to the creation of a unique patent that enhances the functionality of mechanical systems.

Latest Patents

Yoshio Yamaguchi holds a patent for a rotation transmitting device. This device introduces rotation into a vacuum side space via a flexible meshing type gear drive from an atmosphere side space. A first spacer is strategically placed between ball bearings of a rotation output shaft positioned at the vacuum side. A magnetic circuit is formed that passes through the spacer and the ball bearings, ensuring effective lubrication. The use of magnetic fluid as a lubricant captures wear particles, preventing contamination in the vacuum side.

Career Highlights

Yamaguchi is associated with Harmonic Drive Systems Inc., where he has applied his expertise in mechanical engineering. His work has been instrumental in advancing technologies that require precise rotation and motion control. His innovative designs have contributed to the efficiency and reliability of various mechanical systems.

Collaborations

Yoshio Yamaguchi has collaborated with notable colleagues, including Yukio Sawada and Toshimi Yamagishi. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Yoshio Yamaguchi's contributions to the field of engineering through his innovative rotation transmitting device exemplify the impact of dedicated inventors. His work continues to influence advancements in mechanical systems, showcasing the importance of innovation in technology.

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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