Hirotaka Takano

This inventor holds 23 USPTO granted patents, primarily in Agricultural Chemistry. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1984-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotaka Takano. Retrieved from https://idiyas.com/inventor/hirotaka-takano

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

USPTO Granted Patents = 23

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 4

Forward Citations = 64(Granted Patents)

Location History:

Takarazuka, JP (1984 - 1986)
Nishinomiya, JP (1989 - 1990)
Hyogo, JP (1989 - 1999)
Sanda, JP (1990 - 2001)

Company Filing History:

23 out of 6,961

Sumitomo Chemical Company, Limited

patents

Years Active: 1984-2001

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Areas of Expertise:

Dihalopropene Compounds

Insecticides

Fungicides

Plant Disease Control

Triazole Derivatives

Pyrazole Compounds

Acrylic Acid Derivatives

Seed Disinfectant

Fungicidal Compositions

Morpholine Compounds

Carboxylic Acid Derivatives

Acaricides

23 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6214835 - Dihalopropene compounds insecticides containing them as active ingredients, and intermediates for their production (2001-04-10),

2. 6140274 - Dihalopropene compounds, their use as insecticides/acaricides and (2000-10-31),

3. 6028100 - Dihalopropene compounds, insecticides containing them as active (2000-02-22),

4. 5952386 - Dihalopropene compounds, insecticides containing them as active (1999-09-14),

5. 5869687 - Plant disease-controlling agent (1999-02-09),

6. 5869506 - Fluoropropene compound, an insecticide containing the same and an (1999-02-09),

7. 5763475 - Method of control plant disease (1998-06-09),

8. 5756522 - Triazole derivatives and uses thereof (1998-05-26),

9. 5462961 - Pyrazole oxime derivatives, compositions and use (1995-10-31),

10. 5322845 - Acrylic acid derivatives, a fungicide containing them as an active (1994-06-21),

11. 5236924 - Pyrimidine derivatives and fungicides and/or acaricides containing them (1993-08-17),

12. 5049575 - Substituted carboxylic acid, fungicidal compositions and use (1991-09-17),

13. 5028714 - Hydroxylamine ethers (1991-07-02),

14. 5004816 - Aminopyrrole intermediates for fungicides (1991-04-02),

15. 4980345 - Pyrazole compounds and use thereof (1990-12-25),

Title: Hirotaka Takano: Innovator in Insecticide Development

Introduction

Hirotaka Takano, a notable inventor based in Sanda, Japan, holds an impressive portfolio of 23 patents. He is recognized for his significant contributions to the field of chemical innovations, particularly in developing effective insecticides.

Latest Patents

Among his latest inventions are the dihalopropene compounds which serve as insecticides. These compounds are characterized by their general formula and are notable for their effectiveness as active ingredients. The invention outlines not only these compounds but also the intermediates required for their production. His work in this area represents a crucial advancement in pest control technologies.

Career Highlights

Hirotaka Takano has established a commendable career at Sumitomo Chemical Company, Limited, where he has dedicated his expertise to researching and developing innovative solutions in the agricultural sector. His contributions have not only enhanced the company’s portfolio but have also significantly impacted agricultural practices through improved pest management strategies.

Collaborations

During his career, Takano has worked alongside talented colleagues such as Tadashi Ohsumi and Keiichi Izumi. These collaborations have fostered a dynamic environment for innovation, leading to successful projects that push the boundaries of current insecticide technologies.

Conclusion

In conclusion, Hirotaka Takano’s remarkable achievements and groundbreaking patents exemplify the impactful role of inventors in addressing agricultural challenges. Through his work at Sumitomo Chemical Company, Limited, he continues to pave the way for advancements in insecticides, contributing to sustainable agricultural practices and improving crop protection methods.

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]