Kanagawa, Japan

Takumi Tokunaga

This inventor holds 5 USPTO granted patents. Top assignees: Tosoh Corporation, Agro-Kanesho Co., Ltd.. Active years: 1991-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takumi Tokunaga. Retrieved from https://idiyas.com/inventor/takumi-tokunaga

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


% Patents Active = 80.0

Average Co-Inventor Count = 4.5

ph-index = 2

Forward Citations = 7(Granted Patents)


Location History:

  • Yamaguchi, JP (1991)
  • Shinnanyo, JP (1994 - 1995)
  • Kanagawa, JP (2003 - 2004)

Company Filing History:


Years Active: 1991-2004

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5 patents (USPTO):Explore Patents

Title: The Innovations of Takumi Tokunaga

Introduction

Takumi Tokunaga is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of science and technology, particularly in the area of nucleic acid measurement and fluorescent dyes. With a total of 5 patents to his name, Tokunaga's work has garnered attention in various industries.

Latest Patents

Among his latest patents is a groundbreaking invention related to fluorescent dye and a method of measuring nucleic acid. This patent describes a compound represented by a specific formula, which includes salts, hydrates, solvates, or stereoisomers. Another notable patent is a nucleic acid probe, which further showcases his innovative approach to scientific challenges.

Career Highlights

Throughout his career, Takumi Tokunaga has worked with reputable companies such as Tosoh Corporation and Agro-Kanesho Co., Ltd. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in his field.

Collaborations

He has collaborated with notable colleagues, including Kenji Tsuzuki and Teruhiko Ide. These partnerships have played a crucial role in enhancing his research and development efforts.

Conclusion

In summary, Takumi Tokunaga is a distinguished inventor whose work in fluorescent dyes and nucleic acid measurement has made a significant impact. His collaborations and career experiences continue to drive innovation in his field.

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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