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For the Inventor, By the Inventor

Ageo, Japan

Osamu Yamada

USPTO Granted Patents = 8

Average Co-Inventor Count = 5.4

ph-index = 4

Forward Citations = 68(Granted Patents)


Location History:

  • Ageo, JA (1976 - 1978)
  • Ageo, JP (1978 - 1986)

Company Filing History:

goldMedal8 out of 775 
 
Nippon Kayaku Kabushiki Kaisha
 patents

Years Active: 1976-1986

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8 patents (USPTO):Explore Patents
1. 4594099 - N-substituted-.DELTA..sup.1 -tetrahydrophthalimide derivatives (1986-06-10),
2. 4561880 - 1H[1,2,4]-Triazolo[1,2-a]pyridazine-1,3-diones useful as herbicides (1985-12-31),
3. 4531964 - Heterocyclic compound and a herbicidal composition containing said (1985-07-30),
4. 4472190 - N-Substituted-tetrahydroisophthalimide derivatives (1984-09-18),
5. 4200632 - 2-Hydroxy benzamide derivatives and use thereof as fungicides (1980-04-29),
6. 4126696 - 4-Alkylsulfonyloxyphenyl N-alkylthiolcarbamates and use thereof as (1978-11-21),
7. 4086360 - Phenyl thiol carbanilide derivatives, method for the preparation thereof (1978-04-25),
8. 3983176 - Benzophenones as plant growth regulants (1976-09-28),

Title: Osamu Yamada: Innovator in Herbicidal Chemistry

Introduction

Osamu Yamada is a prominent inventor based in Ageo, Japan. He has made significant contributions to the field of herbicidal chemistry, holding a total of eight patents. His work focuses on developing innovative compounds that serve as effective herbicides.

Latest Patents

Yamada's latest patents include N-substituted-Δ1-tetrahydrophthalimide derivatives, which are new herbicidal compounds. These derivatives are represented by specific chemical formulas that demonstrate their potential effectiveness in weed control. Additionally, he has developed 1H[1,2,4]-Triazolo[1,2-a]pyridazine-1,3-diones, which are also useful as herbicides. These compounds are characterized by their unique structures and functionalities, making them valuable in agricultural applications.

Career Highlights

Osamu Yamada has built a successful career at Nippon Kayaku Kabushiki Kaisha, a leading company in the chemical industry. His innovative work has not only advanced the field of herbicides but has also contributed to the company's reputation for excellence in research and development.

Collaborations

Yamada has collaborated with notable colleagues, including Fumio Futatsuya and Mikio Yanagi. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and enhances the development of new technologies.

Conclusion

Osamu Yamada's contributions to herbicidal chemistry through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact agricultural practices and improve weed management strategies.

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