Tokyo, Japan

Tatsuyuki Koshiyama

This inventor holds 2 USPTO granted patents and 6 published patent applications, plus 3 CIPO patents and 2 EPO patents. Top assignees: Kureha Corporation, National Institute of Advanced Industrial Science and Technology. Active years: 2023-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuyuki Koshiyama. Retrieved from https://idiyas.com/inventor/tatsuyuki-koshiyama

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

 

 

Average Co-Inventor Count = 4.8

ph-index = 1


Company Filing History:


Years Active: 2023-2025

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2 patents (USPTO):Explore Patents

Title: Innovations of Tatsuyuki Koshiyama

Introduction

Tatsuyuki Koshiyama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of agricultural and horticultural science. With a focus on developing effective and safe solutions for plant disease control, Koshiyama has been awarded 2 patents for his innovative work.

Latest Patents

Koshiyama's latest patents include a bactericidal agent for agricultural or horticultural use and a method for producing novel microorganisms. The first patent provides an agricultural or horticultural fungicide that boasts low toxicity to humans and animals. It is designed to be safe for handling while effectively controlling a wide range of plant diseases. The active ingredient in this fungicide is an azole derivative, which is represented by a specific general formula. The second patent focuses on a microorganism identified as NITE BP-03054, among others, which contributes to the production of ergothioneine.

Career Highlights

Throughout his career, Koshiyama has worked with reputable organizations such as Kureha Corporation and the National Institute of Advanced Industrial Science and Technology. His work has been instrumental in advancing agricultural practices and improving plant health.

Collaborations

Koshiyama has collaborated with several professionals in his field, including Hideaki Tateishi and Erina Kimura. These partnerships have further enhanced his research and development efforts.

Conclusion

Tatsuyuki Koshiyama's contributions to agricultural innovation demonstrate his commitment to improving plant health through safe and effective solutions. His patents reflect a deep understanding of the challenges faced in horticulture and agriculture today.

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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