Shiro Yamazaki

This inventor holds 35 USPTO granted patents, primarily in Herbicidal Compositions. Top assignees: Kureha Kagaku Kogyo Kabushiki Kaisha, Kureha Kagaku Kogyo K.k.. Active years: 1977-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shiro Yamazaki. Retrieved from https://idiyas.com/inventor/shiro-yamazaki-monzo7mz

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

USPTO Granted Patents = 35

% Patents Active = 100.0

Average Co-Inventor Count = 5.2

ph-index = 5

Forward Citations = 80(Granted Patents)

Location History:

Iwaki, JA (1977 - 1978)
Iwaki, JP (1979 - 1994)
Fukushima, JP (2000)

Company Filing History:

27 out of 776

Kureha Kagaku Kogyo Kabushiki Kaisha

patents

8 out of 137

Kureha Kagaku Kogyo K.k.

patents

Years Active: 1977-2000

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Areas of Expertise:

Herbicidal Compositions

Fungicides

Benzene Derivatives

Triazole Compounds

Hydrazine Derivatives

Dihydrotriazole

Tetrahydrobenzothiazole

Agricultural Chemicals

Horticultural Applications

Chemical Derivatives

Nitrogen-Containing Compounds

35 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6083535 - Effervescent granular preparation for keeping cut flower freshness (2000-07-04),

2. 5362885 - N-substituted-3-(nitrogen-containing 5-membered ring)-benzenesulfonamide (1994-11-08),

3. 5242894 - N-substituted-3-(nitrogen-containing 5-membered ring)-benzenesulfonamide (1993-09-07),

4. 5198566 - N-substituted-3-(substituted hydrazino)-benzenesulfonamides (1993-03-30),

5. 5162583 - Benzylether derivatives (1992-11-10),

6. 5130475 - Derivative of 1,5-diphenyl-1H-1,2,4-triazole-3-carboxamide, herbicidal (1992-07-14),

7. 5129942 - N-substituted-3-( (2,3-dimethylmaleimido)amino)-benzenesulfonamide (1992-07-14),

8. 5127937 - N-substituted-3-(nitrogen-containing 5-membered ring)-benzenesulfonamide (1992-07-07),

9. 5094684 - Derivative of 1,5-diphenyl-1H-1,2-triazole-3-carboxamide, herbicidal (1992-03-10),

10. 5059238 - N-substituted-3-(substituted hydrazino)-benzenesulfonamide derivatives, (1991-10-22),

11. 5028255 - N-substituted-3-[(2,3-dimethylmaleimido)amino)]-benzenesulfonamide (1991-07-02),

12. 4992093 - Azolylcyclopentanol derivatives and agricultural and horticultural (1991-02-12),

13. 4983209 - 4,5-dihydro-1H-1,2,4-triazole-3-carboxamide derivatives and herbicidal (1991-01-08),

14. 4973353 - 1,5-diphenyl-1H-1,2,4-triazole-3-carboxamide derivatives and herbicidal (1990-11-27),

15. 4968345 - Phenylhydrazone derivative of oxamide and herbicidal composition (1990-11-06),

Title: The Innovative Contributions of Shiro Yamazaki

Introduction

Shiro Yamazaki, an accomplished inventor based in Iwaki, Japan, has made significant contributions to the field of innovation with an impressive portfolio of 35 patents. His work encompasses various aspects of chemical engineering and agriculture, aiming to enhance product efficacy and sustainability.

Latest Patents

Among his latest innovations is an effervescent granular preparation designed to maintain the freshness of cut flowers. This invention addresses a common issue in floriculture, providing a solution that can enhance the longevity and quality of cut arrangements. Additionally, Yamazaki has developed N-substituted-3-(nitrogen-containing 5-membered ring)benzenesulfonamide derivatives. These compounds possess herbicidal properties and can be utilized in effective weed management strategies, showcasing his dedication to advancing agricultural practices.

Career Highlights

Throughout his career, Shiro Yamazaki has worked with notable companies, including Kureha Chemical Industry Co., Ltd. His experiences at such reputable organizations have allowed him to refine his skills and innovate across different scientific domains, making a lasting impact in each endeavor.

Collaborations

Yamazaki has collaborated with esteemed colleagues, including Takafumi Shida and Hiroyasu Shinkawa. These collaborations have not only enriched his research but also fostered the development of innovative solutions that benefit various industries.

Conclusion

Shiro Yamazaki's contributions to innovation and invention reflect his commitment to enhancing agricultural and chemical applications. His portfolio of patents exemplifies the drive to improve existing processes and introduce effective solutions, solidifying his reputation as a leading inventor in his field.

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]