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For the Inventor, By the Inventor

Shizuoka, Japan

Katsutada Yanagisawa

This inventor holds 6 USPTO granted patents. Top assignees: Ihara Chemical Industry Co., Ltd., Kumiai Chemical Industry Co., Ltd., Other. Active years: 1996-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsutada Yanagisawa. Retrieved from https://idiyas.com/inventor/katsutada-yanagisawa

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 6.8

ph-index = 6

Forward Citations = 119(Granted Patents)


Location History:

  • Ogasa-gun, JP (1996 - 1997)
  • Shizuoka, JP (1997 - 1998)
  • Miyagi, JP (2002)

Company Filing History:

goldMedal5 out of 211 
 
Ihara Chemical Industry Co., Ltd.
 patents
silverMedal5 out of 216 
 
Kumiai Chemical Industry Co., Ltd.
 patents
bronzeMedal1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1996-2002

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6 patents (USPTO):Explore Patents
1. 6458748 - Di- or tri-fluoromethanesulfonyl anilide derivatives, process for the preparation of them and herbicides containing them as the active ingredient (2002-10-01),
2. 5770544 - Condensed heterocyclic derivatives and herbicides (1998-06-23),
3. 5763616 - Indazolesulfonylurea derivative, its use and intermediate for its (1998-06-09),
4. 5670452 - Indazolesulfonylurea derivative, its use and intermediate for its (1997-09-23),
5. 5616537 - Condensed heterocyclic derivatives and herbicides (1997-04-01),
6. 5534481 - Indazolesulfonylurea derivative, its use and intermediate for its (1996-07-09),

Title: Katsutada Yanagisawa: Innovator in Herbicide Development

Introduction

Katsutada Yanagisawa is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of herbicide development, holding a total of 6 patents. His work focuses on creating effective solutions for agricultural challenges, particularly in weed management.

Latest Patents

Yanagisawa's latest patents include innovative compounds such as di- or tri-fluoromethanesulfonyl anilide derivatives and condensed heterocyclic derivatives. These compounds are designed for use in herbicides, showcasing excellent herbicidal activities against both gramineous and non-gramineous weeds. His inventions aim to provide effective treatment options for paddy fields, upland soils, and foliage without harming crop plants.

Career Highlights

Throughout his career, Yanagisawa has worked with notable companies, including Kumiai Chemical Industry Co., Ltd. and Ihara Chemical Industry Co., Ltd. His experience in these organizations has allowed him to refine his expertise in chemical innovations and agricultural applications.

Collaborations

Yanagisawa has collaborated with esteemed colleagues such as Masatoshi Tamaru and Chiharu Suzuki. These partnerships have contributed to the advancement of his research and the successful development of his patented inventions.

Conclusion

Katsutada Yanagisawa is a key figure in the field of herbicide innovation, with a focus on creating effective and environmentally friendly solutions for agriculture. His contributions continue to impact the industry positively.

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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