Kanagawa, Japan

Yoshiei Hasegawa

This inventor holds 14 USPTO granted patents and 1 EPO patent. Top assignee: Kabushiki Kaisha Nihon Micronics. Active years: 1999-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiei Hasegawa. Retrieved from https://idiyas.com/inventor/yoshiei-hasegawa

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

Calculating rank

% Patents Active = 92.9


Average Co-Inventor Count = 1.3

ph-index = 5

Forward Citations = 206(Granted Patents)


Location History:

  • Kanagawa-ken, JP (1999 - 2009)
  • Kawasaki, JP (2004 - 2009)
  • Kanagawa, JP (2007 - 2010)
  • Tokyo, JP (2014)

Company Filing History:


Years Active: 1999-2014

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14 patents (USPTO):Explore Patents

Title: Innovator Yoshiei Hasegawa: Pioneering Electrical Connection Technologies

Introduction

Yoshiei Hasegawa, based in Kanagawa, Japan, is a distinguished inventor known for his contributions to electrical connection technologies. With a remarkable portfolio of 14 patents, Hasegawa has made significant advancements in the field, focusing on the development of reliable electrical connecting apparatuses.

Latest Patents

Among his latest innovations, Hasegawa has developed a contact and electrical connecting apparatus that ensures stable support for plungers, eliminating fluctuations and enabling reliable electrical contact. The invention involves a first and second plunger with tip end portions designed for seamless contact with respective members. These plungers are uniquely structured, featuring halved sliding portions that work in tandem within a compression coil spring, allowing for heightened reliability and performance.

Another notable patent involves an electrical connecting apparatus comprising a wiring base plate and a probe base plate, each equipped with multiple conductive portions. This invention utilizes screws for secure coupling between the two plates and includes a connecting device that electrically links the conductive sections, making it an essential component in advanced electrical systems.

Career Highlights

Hasegawa currently works at Kabushiki Kaisha Nihon Micronics, where he engages in groundbreaking research and development of innovative electrical solutions. His dedication and expertise have positioned him as a key figure in his field, contributing to both technological advancement and the company’s success.

Collaborations

Throughout his career, Hasegawa has collaborated with notable coworkers such as Eichi Osato and Yukihiro Hirai. These partnerships have fostered an environment of creativity and innovation, allowing for the exchange of ideas and further advancements in technology.

Conclusion

Yoshiei Hasegawa stands out in the realm of electrical engineering as a prolific inventor with a focus on creating reliable and efficient technologies. His contributions, reflected in his patents and collaborations, are a testament to his commitment to innovation and excellence in electrical connections. As he continues to push the boundaries of technology, Hasegawa's work promises to enhance the efficiency and functionality of electrical systems worldwide.

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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