Osaka, Japan

Shuichi Nagai

This inventor holds 43 USPTO granted patents and 4 published patent applications and 2 EPO patents, primarily in Signal Transmission. Top assignees: Panasonic Intellectual Property Management Co., Ltd., Panasonic Corporation, Matsushita Electric Industrial Co., Ltd.. Active years: 2005-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shuichi Nagai. Retrieved from https://idiyas.com/inventor/shuichi-nagai

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

USPTO Granted Patents = 43 

% Patents Active = 16.3

 

Average Co-Inventor Count = 1.6

ph-index = 6

Forward Citations = 128(Granted Patents)


Location History:

  • Kyoto, JP (2006 - 2011)
  • Osaka, JP (2005 - 2024)

Company Filing History:


Years Active: 2005-2025

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Areas of Expertise:
Optical Encoder
Electromagnetic Resonance Coupler
Signal Transmission
Signal Generation Circuit
Resonance Coupler
Gate Drive Circuit
Semiconductor Device
Antenna Device
High-Frequency Transmission
Matrix Converter
Switching System
Optical Module
43 patents (USPTO):Explore Patents

Title: Shuichi Nagai: Innovator and Patent Holder from Osaka

Introduction

Shuichi Nagai, an accomplished inventor based in Osaka, Japan, has made significant contributions to technology, particularly in the field of encoders. With a remarkable total of 42 patents to his name, Nagai's innovative designs reflect his commitment to advancing optical and positioning technologies.

Latest Patents

Among his latest creations is an advanced encoder that features a rotating plate, an irradiator that emits light onto the plate, and a light receiver that captures the emitted light after it has traversed the plate. This encoder is uniquely designed with at least one curved surface, allowing the irradiator to simultaneously illuminate multiple surfaces. Another notable invention by Nagai is an encoder that incorporates a moving plate, light irradiator, and light receiver. This design includes an error correction mechanism, utilizing a position information data string that can identify specific positions. The light receiver is equipped with elements that both read the position and provide information for error correction, enhancing overall detection accuracy.

Career Highlights

Shuichi Nagai has held significant roles in reputable organizations, including Panasonic Intellectual Property Management Co., Ltd. and Panasonic Corporation. His work in these companies has not only contributed to the development of cutting-edge technologies but has also solidified his reputation as a leading inventor in his field.

Collaborations

Nagai has collaborated with esteemed colleagues, including Daisuke Ueda and Yasufumi Kawai. Their collective expertise and teamwork have played a crucial role in the advancement of Nagai's innovations.

Conclusion

Shuichi Nagai's extensive patent portfolio and his innovative contributions to encoder technology underscore his importance in the field of invention. As he continues to push the boundaries of technology, his work will likely inspire future advancements and inspire the next generation of inventors.

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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