Takarazuka, Japan

Yuji Nakajima

This inventor holds 19 USPTO granted patents and 13 EPO patents, primarily in Heterocyclic Compounds. Top assignee: Sumitomo Chemical Company, Limited. Active years: 2017-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Nakajima. Retrieved from https://idiyas.com/inventor/yuji-nakajima-db16dzja

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 4.2

ph-index = 2

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2017-2025

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Areas of Expertise:
Heterocyclic Compound
Pyrazine Compound
Pyridine Compound
Bipyridine Compound
Pyrimidine Compound
Arthropod Control
Condensed Heterocycles
Diaryl-Azole Compound
Pyrimidinone Compound
Substituted Heterocycles
Pyridazine Compound
19 patents (USPTO):Explore Patents

Title: Yuji Nakajima: Innovator in Heterocyclic Compounds

Introduction: Yuji Nakajima, based in Takarazuka, Japan, is a distinguished inventor known for his significant contributions to the field of chemistry, specifically through his development of heterocyclic compounds. With an impressive portfolio of 19 patents, Nakajima's work has played a crucial role in advancing agricultural chemistry and pest control solutions.

Latest Patents: Among his latest innovations are the patents for "Heterocyclic Compound and Harmful Arthropod-controlling Composition Containing Same" and "Heterocyclic Compound." These patents detail a compound represented by formula (I) or its N-oxide, showcasing a controlling effect on harmful arthropods. The compounds represented include Het-1, Het-2, Het-3, or Het-4, underlying Nakajima's inventive prowess in creating solutions that address critical agricultural challenges.

Career Highlights: Nakajima is currently employed at Sumitomo Chemical Company, Limited, where he has been instrumental in research and development initiatives. His expertise in chemical engineering and his focus on innovative solutions have set a high standard within his field.

Collaborations: Throughout his career, Nakajima has worked alongside notable colleagues such as Kohei Orimoto and Yoshihiko Nokura. These collaborations have led to fruitful exchanges of ideas and have contributed to the success of various research projects, enhancing the impact of their collective work on the industry.

Conclusion: Yuji Nakajima stands out as a remarkable inventor whose contributions to the field of heterocyclic compounds have significant implications for pest control and agricultural practices. His ongoing work at Sumitomo Chemical Company, Limited, along with collaborative efforts, ensures that he remains at the forefront of innovation in the chemical sciences.

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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