Aichi, Japan

Seiji Hayashi

This inventor holds 5 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Kabushiki Kaisha Tokai Rika Denki Seisakusho, Sanwa Screen Co., Ltd.. Active years: 2005-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Hayashi. Retrieved from https://idiyas.com/inventor/seiji-hayashi-pgfq89zp

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 100.0


Average Co-Inventor Count = 3.4

ph-index = 2

Forward Citations = 19(Granted Patents)


Location History:

  • Aisai, JP (2010)
  • Aichi-ken, JP (2005 - 2016)
  • Aichi, JP (2016 - 2021)

Company Filing History:


Years Active: 2005-2021

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5 patents (USPTO):Explore Patents

Title: Seiji Hayashi: Innovator in Operation Input Devices

Introduction

Seiji Hayashi is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of operation input devices, holding a total of 5 patents. His innovative designs reflect a deep understanding of user interaction and mechanical engineering.

Latest Patents

One of Hayashi's latest patents is an operation input device that features an operation input unit designed to receive a tracing operation performed in a one-dimensional direction. This device includes multiple mechanical switches arranged side by side, each equipped with an operation surface that defines a curved surface along the operation direction. Another recent patent involves a sign that enhances strength through its design. This sign consists of several symbol portions arranged in an array direction, with both enclosed and opened blank regions formed within the symbol portions. Reinforcement portions are strategically placed at the blank regions, ensuring durability and functionality.

Career Highlights

Throughout his career, Seiji Hayashi has worked with prominent companies, including Kabushiki Kaisha Tokai Rika Denki Seisakusho and Sanwa Screen Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Hayashi has collaborated with talented individuals such as Kiyomi Matsuoka and Yoshihide Goto. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Seiji Hayashi's work in the field of operation input devices showcases his inventive spirit and dedication to enhancing user experience. His patents reflect a commitment to innovation and engineering excellence.

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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