Numatsu, Japan

Ryuichi Sekita

This inventor holds 1 USPTO granted patent. Top assignee: Polyplastics Co., Ltd.. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuichi Sekita. Retrieved from https://idiyas.com/inventor/ryuichi-sekita

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 = 3.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Ryuichi Sekita: Innovator in Polyester Production

Introduction

Ryuichi Sekita is a notable inventor hailing from Numatsu, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the production of high-quality polyester. His innovative approach has led to advancements in manufacturing processes that enhance the efficiency and quality of polyester production.

Latest Patents

Ryuichi Sekita holds a patent for a process for producing polyester. This patent describes a method where a polyester of high quality is produced by stirring its polycondensation reaction mixture. The stirring rate is reduced continuously in a stepwise manner, corresponding to an increase in melt viscosity as the reaction proceeds. This technique ensures that the stirring load remains substantially constant after the viscosity of the reaction system reaches an arbitrary value between 20 and 800 P until the completion of the reaction. This innovative process has the potential to improve the overall quality and efficiency of polyester production.

Career Highlights

Throughout his career, Ryuichi Sekita has been associated with Polyplastics Co., Ltd., where he has contributed to various projects and research initiatives. His work has been instrumental in advancing the company's capabilities in polymer production. With a focus on innovation, Sekita has played a key role in developing new methodologies that enhance product quality.

Collaborations

Ryuichi Sekita has collaborated with several talented individuals in his field, including Minoru Akiyama and Kohji Ohishi. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Ryuichi Sekita's contributions to polyester production exemplify the impact of innovative thinking in the field of polymer chemistry. His patented process not only enhances the quality of polyester but also showcases the importance of continuous improvement in manufacturing techniques. His work continues to influence the industry and inspire future innovations.

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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