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For the Inventor, By the Inventor

Hiromachi, Japan

Takuo Konotsune

This inventor holds 9 USPTO granted patents. Top assignee: Sankyo Company, Limited. Active years: 1977-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuo Konotsune. Retrieved from https://idiyas.com/inventor/takuo-konotsune

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 5

Forward Citations = 64(Granted Patents)


Location History:

  • Tokyo, JA (1977 - 1978)
  • Tokyo, JP (1979)
  • Hiromachi, JP (1981 - 1987)

Company Filing History:

goldMedal9 out of 613 
 
Sankyo Company, Limited
 patents

Years Active: 1977-1987

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9 patents (USPTO):Explore Patents
1. 4687858 - Organic acid esters of 4-benzoyl-5-hydroxy(mercapto)pyrazoles (1987-08-18),
2. 4508910 - Herbicidal 4-benzoyl-5-hydroxy-pyrazales (1985-04-02),
3. 4414392 - Herbicidal compositions and pyrazole derivatives (1983-11-08),
4. 4301293 - Herbicidal compositions and pyrazole derivatives (1981-11-17),
5. 4261729 - Herbicidal compositions and pyrazole derivatives (1981-04-14),
6. 4146726 - Pyrazole sulfonates (1979-03-27),
7. 4070536 - Process for the preparation of 4-benzoylpyrazole derivatives (1978-01-24),
8. 4063925 - Herbicidal compositions (1977-12-20),
9. 4036631 - Pyrazolone derivatives and their use as herbicides (1977-07-19),

Title: Takuo Konotsune: Innovator in Herbicidal Compounds

Introduction

Takuo Konotsune is a notable inventor based in Hiromachi, Japan. He has made significant contributions to the field of chemistry, particularly in the development of herbicidal compounds. With a total of 9 patents to his name, Konotsune has established himself as a key figure in his industry.

Latest Patents

Among his latest patents are innovative compounds such as organic acid esters of 4-benzoyl-5-hydroxy(mercapto)pyrazoles. This patent describes an ester of a compound characterized by a specific formula, where R₁ can represent either a hydrogen atom or a lower alkyl group. Another significant patent is for herbicidal 4-benzoyl-5-hydroxy-pyrazoles, which details a herbicidally active compound with a similar structural formula.

Career Highlights

Takuo Konotsune is currently associated with Sankyo Company, Limited, where he continues to work on innovative solutions in the field of herbicides. His research and development efforts have led to advancements that benefit agricultural practices.

Collaborations

Throughout his career, Konotsune has collaborated with esteemed colleagues such as Katsuhiko Kawakubo and Takashi Matsui. These partnerships have fostered a creative environment that has contributed to the success of their projects.

Conclusion

Takuo Konotsune's work in developing herbicidal compounds showcases his dedication to innovation in chemistry. His contributions have not only advanced scientific knowledge but also provided practical solutions for agricultural challenges.

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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