Yamanashi, Japan

Yu Kayanuma

This inventor holds 3 USPTO granted patents. Top assignees: Citizen Electronics Co., Ltd., Citizen Watch Company, Ltd., Citizen Holdings Company, Ltd.. Active years: 2016-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yu Kayanuma. Retrieved from https://idiyas.com/inventor/yu-kayanuma

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 = 2.5

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Yamanashi-ken, JP (2016 - 2017)
  • Yamanashi, JP (2023)

Company Filing History:


Years Active: 2016-2023

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3 patents (USPTO):Explore Patents

Title: The Innovations of Yu Kayanuma

Introduction

Yu Kayanuma is a notable inventor based in Yamanashi-ken, Japan. He has made significant contributions to the field of electronics, particularly in the development of light-emitting technologies. With a total of 3 patents to his name, Kayanuma has established himself as a key figure in innovation.

Latest Patents

Among his latest patents, Kayanuma has developed a light-emitting diode and a light source. These inventions reflect his commitment to advancing technology in the lighting sector.

Career Highlights

Kayanuma has worked with prominent companies such as Citizen Electronics Co., Ltd. and Citizen Watch Company, Ltd. His experience in these organizations has allowed him to hone his skills and contribute to various innovative projects.

Collaborations

Throughout his career, Kayanuma has collaborated with talented individuals, including Shingo Kuriki and Takahiro Hori. These partnerships have fostered a creative environment that has led to successful innovations.

Conclusion

In summary, Yu Kayanuma is a distinguished inventor whose work in light-emitting technologies has made a lasting impact. His patents and collaborations highlight his dedication to innovation in the electronics industry.

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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