Sakai, Japan

Tadashi Shinjo

This inventor holds 20 USPTO granted patents and 3 EPO patents, primarily in Self-Piercing Nuts. Top assignees: Yugenkaisha Shinjo Seisakusho, Shinjo Manufacturing Co., Ltd., Shinjo Holdings Co., Ltd.. Active years: 2001-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Shinjo. Retrieved from https://idiyas.com/inventor/tadashi-shinjo

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

Calculating rank

% Patents Active = 95.0

 

Average Co-Inventor Count = 1.6

ph-index = 9

Forward Citations = 250(Granted Patents)


Location History:

  • Sakai, JP (2001 - 2006)
  • Osaka, JP (2002 - 2009)
  • Sakai Osaka, JP (2011)
  • Kishiwada, JP (2014 - 2019)

Company Filing History:


Years Active: 2001-2019

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Areas of Expertise:
Self-Piercing Nut
Clinch Nut
Nut Attachment
Nut Production
Press Technology
Manufacturing Process
Fastening Solutions
Joining Techniques
Pipe Nuts
Mechanical Fasteners
Production Apparatus
Assembly Methods
20 patents (USPTO):Explore Patents

Title: Tadashi Shinjo: Innovator of Self-Piercing Technologies

Introduction

Tadashi Shinjo is a notable inventor based in Sakai, Japan, known for his innovative contributions to the field of manufacturing technologies. With a remarkable portfolio of 20 patents to his name, Shinjo has made significant strides in the development of self-piercing and clinch nut production methods.

Latest Patents

One of Shinjo's latest inventions is a sophisticated apparatus designed to produce self-piercing and clinch nuts. This innovative apparatus comprises a first, second, and third forging die assembly, along with a transfer mechanism and a controller. The first forging die assembly is responsible for subjecting a blank to initial processing. Once processed, the blank is transferred to the second forging die assembly for further modification and subsequently to the third for final shaping. The controller oversees the operations of all assemblies and the transfer mechanism, ensuring seamless production.

Career Highlights

Shinjo has had an impressive career, holding influential roles in companies such as Yugenkaisha Shinjo Seisakusho and Shinjo Manufacturing Co., Ltd. His work has not only paved the way for advancements in manufacturing processes but has also emphasized the importance of precision and innovation within the industry.

Collaborations

Throughout his career, Shinjo has collaborated with notable professionals, including Katsumi Shinjo and Hiroshi Shinjo. These collaborations have allowed for a dynamic exchange of ideas and expertise, further enhancing the quality and efficacy of their joint endeavors.

Conclusion

Tadashi Shinjo stands out as a pioneering inventor whose contributions to self-piercing technologies are reshaping the landscape of manufacturing processes. His extensive patent portfolio and collaborative efforts underscore his commitment to innovation, solidifying his status as a key player in the 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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