Hyogo, Japan

Ryuichi Otani

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Nippon Shokubai Co., Ltd.. Active years: 2017.

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

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 = 9.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2017

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1 patent (USPTO):Explore Patents

Title: Ryuichi Otani – Innovator of Water Absorbent Resin Technology

Introduction

Ryuichi Otani is a prominent inventor based in Hyogo, Japan, known for his significant contribution to the field of polymer technology. With one patent to his name, Otani has developed an innovative process for producing polyacrylic acid (salt)-based water absorbent resin, which presents advancements in physical properties and scalability in production.

Latest Patents

Otani's notable patent is titled "Process for producing polyacrylic acid (salt)-based water absorbent resin." This innovative method focuses on improving liquid permeability, a critical characteristic for water-absorbent materials. The production process includes several stages: a polymerization step where acrylic acid (salt) is polymerized, a drying stage for transforming the gel-like polymer into a dry product, and a classification step that employs a rocking-type sieve classification apparatus. This apparatus is specifically designed with precise parameters to enhance the quality and consistency of the final product.

Career Highlights

Ryuichi Otani has made his mark in the industry through his work at Nippon Shokubai Co., Ltd., a leading company specializing in chemical production. His expertise in polymer technology has been crucial to the advancement of water absorbent materials, which are widely used in various applications, including hygiene products and agricultural uses.

Collaborations

Throughout his career, Otani has collaborated with several talented individuals, including his colleagues Makoto Matsumoto and Seiji Kato. These collaborations have enriched his research and contributed to the success of his inventions, fostering an environment of innovation and progress within the team.

Conclusion

Ryuichi Otani stands out as an influential figure in the realm of polyacrylic acid-based water absorbent resin technology. His patented methods not only enhance the physical properties of water absorbent materials but also pave the way for more efficient large-scale production. Through his work and collaborations, Otani continues to drive innovation in the chemical industry, making a lasting impact on the field.

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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