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For the Inventor, By the Inventor

Funabashi, Japan

Shigeru Ishii

USPTO Granted Patents = 14

Average Co-Inventor Count = 4.6

ph-index = 6

Forward Citations = 95(Granted Patents)


Location History:

  • East Lansing, MI (US) (1989)
  • Funabashi, JP (1980 - 2000)

Company Filing History:

goldMedal14 out of 1,235 
 
Nissan Chemical Industries Limited
 patents

Years Active: 1980-2000

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14 patents (USPTO):Explore Patents
1. 6030926 - Pyrazole derivative and herbicidal composition (2000-02-29),
2. 5939559 - Pyrazole derivative and herbicidal composition (1999-08-17),
3. 5116404 - Uracil derivatives and pesticides containing the same as active (1992-05-26),
4. 4874861 - Pyridazinone derivatives, preparation thereof, and insecticidal, (1989-10-17),
5. 4837217 - Pyridazinone derivatives, preparation thereof, and insecticidal, (1989-06-06),
6. 4540706 - Insecticidal (1985-09-10),
7. 4499275 - Phenoxypicolinic aldehydes (1985-02-12),
8. 4464386 - Insecticidal 3-difluoromethoxyphenyl-1-phenylcarbamoyl-2-pyrazolines (1984-08-07),
9. 4407813 - Insecticidal pyrazoline derivatives and composition (1983-10-04),
10. 4393213 - Process for producing 6-phenoxypicolinic aldehydes (1983-07-12),
11. 4264606 - Insecticidal and acaricidal phenylcyclo-propane carboxylic acid (1981-04-28),
12. 4255447 - Acaricidal compounds of cyclopropane carboxylic acid derivatives (1981-03-10),
13. 4251662 - Phenoxypyridine derivatives (1981-02-17),
14. 4215138 - Insecticidal compounds of phenylcyclopropane carboxylic acid esters (1980-07-29),

Title: Shigeru Ishii: Innovator in Herbicidal Chemistry

Introduction

Shigeru Ishii is a prominent inventor based in Funabashi, Japan. He has made significant contributions to the field of herbicidal chemistry, holding a total of 14 patents. His work focuses on developing innovative chemical compounds that enhance agricultural practices.

Latest Patents

One of Shigeru Ishii's latest patents is a pyrazole derivative and herbicidal composition. This invention features a pyrazole derivative represented by the general formula (1a) or (1b), where R¹ can be a hydrogen atom or a pesticidally acceptable protecting group. Additionally, R² and R³ can represent various aromatic groups or heterocyclic rings, while R⁴ can be a hydrogen or halogen atom, or an alkyl, alkoxy, or alkylthio group. The herbicidal composition containing this pyrazole derivative aims to improve the effectiveness of weed control in agricultural settings.

Career Highlights

Shigeru Ishii has built a successful career at Nissan Chemical Industries Limited, where he continues to innovate in the field of chemistry. His extensive research and development efforts have led to numerous advancements in herbicidal formulations.

Collaborations

Throughout his career, Shigeru has collaborated with notable colleagues, including Kiyomi Ozawa and Masayoshi Hirose. These partnerships have contributed to the success of his projects and the advancement of agricultural chemistry.

Conclusion

Shigeru Ishii's contributions to herbicidal chemistry through his innovative patents demonstrate his commitment to enhancing agricultural practices. His work continues to influence the industry and improve crop management strategies.

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