Niwa-gun, Japan

Shigeji Ito

This inventor holds 3 USPTO granted patents. Top assignee: Kabushiki Kaisha Tokai Rika Denki Seisakusho. Active years: 1999-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeji Ito. Retrieved from https://idiyas.com/inventor/shigeji-ito

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


% Patents Active = 66.7

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 20(Granted Patents)


Location History:

  • Niwa, JP (1999)
  • Niwa-gun, JP (2005 - 2007)

Company Filing History:


Years Active: 1999-2007

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3 patents (USPTO):Explore Patents

Title: Shigeji Ito: Innovator in Motion Detection Technology

Introduction

Shigeji Ito is a notable inventor based in Niwa-gun, Japan. He has made significant contributions to the field of motion detection technology, holding three patents that showcase his innovative spirit and technical expertise.

Latest Patents

One of his latest patents is an encoder for detecting the movement of an object. This encoder is designed to stably detect the amount of movement by utilizing an LED that emits light toward a rotor plate with slits. An optical sensor generates an ON signal when the emitted light passing through the slits exceeds a threshold value. Additionally, a current increasing circuit enhances the current flowing through the LED when the optical sensor activates. Another significant patent is a rotation angle detector that accurately detects the absolute rotation angle of a detection body while minimizing the required installation space. This device includes a first rotation angle detector connected to the detection body, generating a first detection signal corresponding to the rotation. It also features a second rotation angle detector that generates a second detection signal, allowing for precise detection of the absolute rotation angle.

Career Highlights

Shigeji Ito is associated with Kabushiki Kaisha Tokai Rika Denki Seisakusho, a company known for its advancements in electronic components and systems. His work has contributed to the development of innovative technologies that enhance motion detection capabilities.

Collaborations

Throughout his career, Shigeji has collaborated with notable colleagues, including Yasuhiko Futamura and Shigenori Nitta. These collaborations have fostered a creative environment that encourages the exchange of ideas and technological advancements.

Conclusion

Shigeji Ito's contributions to motion detection technology through his patents reflect his dedication to innovation and excellence. His work continues to influence the field and inspire future advancements in technology.

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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