Ibaraki, Japan

Ritsu Okajima

This inventor holds 1 USPTO granted patent. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ritsu Okajima. Retrieved from https://idiyas.com/inventor/ritsu-okajima

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 = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Ritsu Okajima: Innovator in Imine Derivatives

Introduction

Ritsu Okajima is a notable inventor based in Ibaraki, Japan. She has made significant contributions to the field of chemistry, particularly in the development of imine derivatives. Her work has implications for various applications in chemical production and synthesis.

Latest Patents

Ritsu Okajima holds a patent for "Imine derivatives and process for production thereof." This patent discloses an imine derivative of the general formula wherein R¹ and R² can be hydrogen, C₁-C₆ alkyl, or aryl, with the condition that R¹ and R² are not simultaneously hydrogen. Additionally, R¹ and R² can be joined together to form C₄-C₆ alkylene. The patent also outlines a process for the production of these imine derivatives.

Career Highlights

Ritsu Okajima is currently employed at Sumitomo Chemical Company, Limited, where she continues to innovate and contribute to the field of chemistry. Her work at this esteemed company has allowed her to explore new avenues in chemical research and development.

Collaborations

Throughout her career, Ritsu has collaborated with notable colleagues, including Ichiki Takemoto and Hideyuki Goto. These collaborations have enriched her research and expanded the impact of her inventions.

Conclusion

Ritsu Okajima is a pioneering inventor whose work on imine derivatives showcases her expertise and dedication to advancing chemical science. Her contributions are valuable to both her company and the broader scientific community.

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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