Yamatokoriyama, Japan

Yoshito Seto

This inventor holds 3 USPTO granted patents. Top assignee: Kubota Corporation. Active years: 1976-1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshito Seto. Retrieved from https://idiyas.com/inventor/yoshito-seto

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 = 3.3

ph-index = 3

Forward Citations = 24(Granted Patents)


Location History:

  • Yamato-Koriyama, JA (1976 - 1978)
  • Yamato Koriyama, JP (1981)

Company Filing History:


Years Active: 1976-1981

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3 patents (USPTO):Explore Patents

Title: Innovations by Yoshito Seto

Introduction

Yoshito Seto is a notable inventor based in Yamatokoriyama, Japan. He has made significant contributions to the field of engineering, particularly in tunnel support systems. With a total of 3 patents to his name, Seto's work has had a considerable impact on construction and safety in tunneling.

Latest Patents

One of his latest patents is a rock bolt designed to be inserted into a bore formed in the ground from the inner periphery of a tunnel. This rock bolt is anchored to the ground with grout filled in the space around it, reinforcing the ground effectively. The design includes two grooves extending axially along the bolt and an elastic tubular member that fits around the bolt. This innovative feature allows for easy and reliable fixing of the rock bolt to the ground before grout injection.

Another significant patent involves a tunnel support structure using a built-up pipe support set. This structure supports the excavated wall of a tunnel and consists of multiple unit pipe support members connected end-to-end. These members can be mass-produced from ductile cast iron or cast steel, featuring integral reinforcing ribs for added strength. The design allows for efficient filling with mortar or concrete, ensuring the stability of tunnel walls.

Career Highlights

Yoshito Seto is currently associated with Kubota Corporation, where he continues to innovate and develop new engineering solutions. His work has been instrumental in advancing tunnel construction techniques, making them safer and more efficient.

Collaborations

Seto has collaborated with notable coworkers, including Katsumi Nagasaki and Toshinari Amakasu. Their combined expertise has contributed to the successful development of various engineering projects.

Conclusion

Yoshito Seto's contributions to the field of engineering, particularly in tunnel support systems, highlight his innovative spirit and dedication to safety in construction. His patents reflect a commitment to improving engineering practices and ensuring the stability of tunnel structures.

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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