Sakai, Japan

Yukio Torigai

This inventor holds 9 USPTO granted patents, plus 1 CIPO patent and 3 EPO patents. Top assignees: Maeda Metal Industries, Ltd., Fuji Jukogyo Kabushiki Kaisha, Tone Co., Ltd.. Active years: 2006-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Torigai. Retrieved from https://idiyas.com/inventor/yukio-torigai

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 = 2.3

ph-index = 4

Forward Citations = 77(Granted Patents)


Location History:

  • Sakai, JP (2006 - 2015)
  • Osaka, JP (2009 - 2017)

Company Filing History:


Years Active: 2006-2017

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9 patents (USPTO):Explore Patents

Title: Yukio Torigai: Innovator in Tightening Technology

Introduction

Yukio Torigai is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of tightening devices, holding a total of 9 patents. His innovative work focuses on ensuring that fastening members are tightened to a desired torque without the risk of loosening.

Latest Patents

Torigai's latest patents include a tightening device and a tightening method. These inventions allow for the verification that a fastening member has been secured to a specified torque or greater after tightening. The tightening device operates by executing a first tightening process that adjusts the motor output based on measured torque. This process continues until the desired torque is achieved, followed by a second tightening process that further refines the torque application. The device is equipped with a mode-switching feature that allows for seamless transitions between the two processes, ensuring precision and reliability in fastening applications.

Career Highlights

Throughout his career, Yukio Torigai has worked with reputable companies such as Maeda Metal Industries and Tone Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced tightening technologies.

Collaborations

Torigai has collaborated with notable colleagues, including Toshihiko Kushida and Katsuhiro Fujimoto. Their combined efforts have furthered innovations in the field of fastening technology.

Conclusion

Yukio Torigai's contributions to tightening technology exemplify his dedication to innovation and precision. His patents reflect a commitment to enhancing the reliability of fastening methods in various 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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