Sagamihara, Japan

Kikuko Harasawa

This inventor holds 4 USPTO granted patents, plus 1 CIPO patent. Top assignees: Sagami Chemical Research Center, Chisso Corporation, Kaken Pharmaceutical Company, Ltd.. Active years: 1990-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kikuko Harasawa. Retrieved from https://idiyas.com/inventor/kikuko-harasawa

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 = 4.5

ph-index = 2

Forward Citations = 95(Granted Patents)


Location History:

  • Kanagawa, JP (1995)
  • Sagamihara, JP (1990 - 1999)

Company Filing History:


Years Active: 1990-1999

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4 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Inventor Kikuko Harasawa

Introduction

Kikuko Harasawa, an influential inventor based in Sagamihara, Japan, has made significant strides in the field of herbicides through her innovative work. With a strong portfolio comprising four patents, she has been recognized for her contributions to agricultural chemistry, particularly focusing on compounds that enhance weed control while maintaining crop safety.

Latest Patents

Harasawa's latest patents include a groundbreaking invention related to crystalline benzene derivatives substituted with heterocyclic rings. The compound she developed is represented by a specific general formula, wherein R signifies a cycloalkyl group containing 3 to 8 carbon atoms, X denotes a halogen atom, and Z has particular structural characteristics. This compound demonstrates remarkable herbicidal effects against weeds in both field and paddy environments, requiring a low dose for effective results. Furthermore, it possesses notably low harmful effects on main crops, showcasing her commitment to sustainable agriculture and innovative solutions.

Career Highlights

Throughout her notable career, Harasawa has worked with respected organizations such as the Sagami Chemical Research Center and Chisso Corporation. Her experiences in these companies have provided her with a robust platform to develop her innovative ideas and contribute meaningfully to the agricultural sector.

Collaborations

Kikuko Harasawa’s achievements have been supported by ongoing collaborations with talented individuals such as Kenji Hirai and Mitsuo Yamashita. Their partnership has fostered a creative environment that encourages the sharing of ideas, leading to the enhancement of her groundbreaking inventions.

Conclusion

Kikuko Harasawa stands as a prominent figure in the world of invention, particularly in the realm of herbicide development. Her innovative patents not only highlight her ingenuity but also reflect her dedication to improving agricultural practices while minimizing ecological impact. As she continues to inspire future inventors, her work will undoubtedly pave the way for further advancements in the 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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