Yokohama, Japan

Yuichiro Koizumi

This inventor holds 2 USPTO granted patents. Top assignees: Canon Kabushiki Kaisha, Kasei Optonix, Ltd., Toppan Printing Co., Ltd.. Active years: 1984-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuichiro Koizumi. Retrieved from https://idiyas.com/inventor/yuichiro-koizumi-v07uzmtb

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1984-1987

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2 patents (USPTO):Explore Patents

Title: Yuichiro Koizumi: Innovator in Fluorescent Technology

Introduction

Yuichiro Koizumi is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of fluorescent technology, holding a total of 2 patents. His work has advanced the understanding and application of luminance amplification and sensitivity variations in fluorescent screens.

Latest Patents

Koizumi's latest patents include a "Fluorescent screen having a variation in sensitivity" and a "Luminance amplifier and an apparatus including the same." The first patent describes a fluorescent screen that features a sensitivity variation with multiple gradations, where the edges are shifted by a predetermined distance. This innovation is designed to enhance the performance of phosphor layers. The second patent outlines a luminance amplifier that includes an excitative irradiation generating device, a plate carrying a fluorescent body, and a grating with minute cells that amplify luminance in the irradiant area.

Career Highlights

Throughout his career, Koizumi has worked with prominent companies such as Canon and Toppan Printing Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of fluorescent technology.

Collaborations

Some of his notable coworkers include Toshie Kaneko and Masaki Nojima. Their collaboration has contributed to the advancement of technologies related to Koizumi's patents.

Conclusion

Yuichiro Koizumi's contributions to fluorescent technology through his patents and collaborations highlight his role as an influential inventor in this field. His work continues to impact the industry and inspire future innovations.

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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