Ichinomiya, Japan

Shoichiro Yamaguchi

This inventor holds 37 USPTO granted patents and 9 EPO patents, primarily in Optical Devices. Top assignees: Ngk Insulators, Inc., Ngk Optoceramics Co., Ltd.. Active years: 2004-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoichiro Yamaguchi. Retrieved from https://idiyas.com/inventor/shoichiro-yamaguchi

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 3.4

ph-index = 5

Forward Citations = 52(Granted Patents)


Location History:

  • Bisai, JP (2004)
  • Nagoya, JP (2020)
  • Ichinomiya, JP (2008 - 2023)

Company Filing History:


Years Active: 2004-2025

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Areas of Expertise:
Phosphor Element
Illumination Device
Optical Waveguide
Grating Element
Evanescent Light
Wavelength Converting
Thin Film Device
Optical Component
Light Emitting Device
Polarization Inversion
Optical Scanning
37 patents (USPTO):Explore Patents

Title: Shoichiro Yamaguchi: Innovator in Phosphor and Optical Technologies

Introduction

Shoichiro Yamaguchi, based in Ichinomiya, Japan, is a prolific inventor recognized for his contributions to the field of phosphor and optical technologies. With a remarkable portfolio of 36 patents, he has developed innovative solutions that enhance illumination and optical scanning devices.

Latest Patents

Yamaguchi's latest patents include advancements in phosphor elements, phosphor devices, and illumination devices. One of his notable inventions involves a phosphor element designed to convert excitation light into fluorescence, with an innovative structure that features an incident face, a reflecting face, and a side face. This design allows for efficient emission of fluorescence, enhancing the overall performance of lighting systems.

In addition, he has developed an optical scanning device that incorporates a supporting body and an optical waveguide exhibiting an electro-optic effect. This device features periodic domain inversion parts that create diffraction gratings, enabling precise control of emitted diffraction light. His advancements in these areas demonstrate a significant understanding of optical materials and their applications.

Career Highlights

Throughout his career, Shoichiro Yamaguchi has worked with prestigious organizations such as NGK Insulators, Inc. and NGK Optoceramics Co., Ltd. His work at these companies has been instrumental in furthering research and development in materials and optical technologies, contributing to his status as a leading inventor in his field.

Collaborations

Yamaguchi's innovative journey has not been a solitary one. He has collaborated with notable colleagues, including Jungo Kondo and Keiichiro Asai. These collaborations have fostered the exchange of ideas and expertise, driving forward the boundaries of technology in their projects.

Conclusion

In summary, Shoichiro Yamaguchi is a distinguished inventor whose innovative contributions to phosphor and optical technologies have led to several patents and advancements in the field. His work not only reflects his expertise but also showcases the importance of collaboration and research in innovation. As he continues to push the envelope, Yamaguchi's impact on technology and light-emitting devices remains significant.

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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