Kitakatsushika, Japan

Fujiko Yamashita

This inventor holds 1 USPTO granted patent. Top assignee: Dainichiseika Color & Chemicals Mfg. Co., Ltd.. Active years: 2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fujiko Yamashita. Retrieved from https://idiyas.com/inventor/fujiko-yamashita

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 = 5.0

ph-index = 1


Company Filing History:


Years Active: 2000

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1 patent (USPTO):Explore Patents

Title: Fujiko Yamashita: Innovator in Herbicidal Composition

Introduction

Fujiko Yamashita is a notable inventor based in Kitakatsushika-gun, Japan. She has made significant contributions to agricultural innovation, particularly in the field of herbicides. Her work focuses on developing effective solutions for weed management in rice fields.

Latest Patents

Yamashita holds 1 patent for her invention titled "Agent for preventing growth of weeds in rice fields." This herbicidal composition comprises active carbon in a powder form, which is dispersed in water with the presence of starch or a derivative of starch. The composition effectively prevents the growth of weeds by reducing the amount of light that penetrates the water covering the soil. This innovative solution is not only effective but also maintains its efficacy over time, is cost-effective, and poses no food sanitation issues.

Career Highlights

Fujiko Yamashita is associated with Dainichiseika Color & Chemicals Mfg. Co., Ltd., where she continues to contribute to advancements in chemical manufacturing and agricultural solutions. Her work has garnered attention for its practical applications in enhancing rice cultivation.

Collaborations

Yamashita has collaborated with notable colleagues, including Hidejiro Shibayama and Tadamitsu Nakamura, to further her research and development efforts in herbicidal compositions.

Conclusion

Fujiko Yamashita's innovative approach to weed management in rice fields exemplifies her commitment to agricultural advancement. Her contributions are paving the way for more sustainable farming practices.

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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