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For the Inventor, By the Inventor

Tokyo, Japan

Norihisa Yonekura

This inventor holds 15 USPTO granted patents, plus 1 CIPO patent and 3 EPO patents, primarily in Agricultural Chemistry. Top assignees: Ihara Chemical Industry Co., Ltd., Kumiai Chemical Industry Co., Ltd., Other. Active years: 1988-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norihisa Yonekura. Retrieved from https://idiyas.com/inventor/norihisa-yonekura

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

Calculating rank
USPTO Granted Patents = 15

% Patents Active = 86.7



Average Co-Inventor Count = 6.4

ph-index = 6

Forward Citations = 92(Granted Patents)


Location History:

  • Shizuoka-ken, JP (1996)
  • Iwata-gun, JP (1996 - 1998)
  • Shizuoka, JP (1988 - 2004)
  • Shizouka, JP (2003 - 2005)
  • Tokyo, JP (2010 - 2011)
  • Taitoh-ku, JP (2011)

Company Filing History:

goldMedal13 out of 211 
 
Ihara Chemical Industry Co., Ltd.
 patents
silverMedal13 out of 216 
 
Kumiai Chemical Industry Co., Ltd.
 patents
bronzeMedal2 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1988-2011

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Areas of Expertise:
Pyridone Derivative
Herbicide
Insecticide
Fungicide
Amino-Acid Amide
N-Sulfonyl Carboxylic Amide
Plant Disease Control
Triazole Derivative
Benzoisothiazole
Pyrimidinylbenzimidazole
Horticultural Agent
Carbamate Derivative
15 patents (USPTO):Explore Patents
1. 8076487 - Pyridone derivative and herbicide (2011-12-13),
2. 8003675 - 3,4-dihalogenoisothiazole derivative, and agricultural or horticultural plant disease-controlling agent (2011-08-23),
3. 7872036 - 3-triazolylphenyl sulfide derivative and insecticide, miticide and nematicide containing it as an active ingredient (2011-01-18),
4. 7714140 - 1,2 Benzoisothiazole derivative, and agricultural or horticultural plant disease- controlling agent (2010-05-11),
5. 6872729 - Pyrimidinylbenzimidazole and triazinylbenzimidazole derivatives and agricultural/horticultural fungicides (2005-03-29),
6. 6812229 - Carbamate derivative and agricultural/horticultural fungicide (2004-11-02),
7. 6576631 - Pyrimidinylbenzimidazole and triazinylbenzimidazole derivatives and agricultural/horticultural bactericides (2003-06-10),
8. 5811424 - Amino-acid amide derivatives, method for producing the same, and (1998-09-22),
9. 5789428 - Amino-acid amide derivatives, processes for preparing the same, (1998-08-04),
10. 5723469 - Amino-acid amide derivatives, agricultural or horticultural fungicides, (1998-03-03),
11. 5574064 - Amino-acid amide derivatives, agricultural or horticultural fungicides, (1996-11-12),
12. 5536837 - N-sulfonyl carboxylic amide derivative (1996-07-16),
13. 5478799 - N-sulfonyl carboxylic amide derivative including an N-containing (1995-12-26),
14. 4871751 - 1,2,6-Triphenyl-4(1H)-pyridinone derivatives, and their use as fungicides (1989-10-03),
15. 4757081 - 1,2,6-triphenyl-4(1H)-pyridinone derivatives, and uses as fungicidal (1988-07-12),

Title: Norihisa Yonekura: Innovator in Agricultural Chemistry

Introduction

Norihisa Yonekura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of agricultural chemistry, holding a total of 15 patents. His work focuses on developing innovative solutions for controlling plant diseases and weeds, which is crucial for enhancing agricultural productivity.

Latest Patents

Yonekura's latest patents include a pyridone derivative and herbicide, which is represented by a specific formula. This compound effectively controls various weeds in upland fields, orchards, paddy fields, and non-crop lands while ensuring high safety for useful plants and crops. Another notable patent is a 3,4-dihalogenoisothiazole derivative, which serves as an agricultural or horticultural plant disease-controlling agent. This compound is designed to combat plant diseases while being safe for the environment.

Career Highlights

Throughout his career, Yonekura has worked with reputable companies such as Kumiai Chemical Industry Co., Ltd. and Ihara Chemical Industry Co., Ltd. His expertise in agricultural chemistry has led to the development of effective solutions that benefit farmers and the agricultural industry as a whole.

Collaborations

Yonekura has collaborated with notable colleagues, including Junetsu Sakai and Masaru Shibata. These partnerships have contributed to the advancement of agricultural innovations and the successful development of his patented compounds.

Conclusion

Norihisa Yonekura's contributions to agricultural chemistry through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact agricultural practices positively, ensuring safer and more effective solutions for farmers.

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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