Ichihara, Japan

Toshiyuki Sakaguchi

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Ube Industries, Inc.. Active years: 2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Sakaguchi. Retrieved from https://idiyas.com/inventor/toshiyuki-sakaguchi-ukbrf07s

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

Calculating rank

 

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2014

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1 patent (USPTO):Explore Patents

Title: Toshiyuki Sakaguchi: Innovator in Polybutadiene Technology

Introduction

Toshiyuki Sakaguchi is a prominent inventor based in Ichihara, Japan. He is known for his significant contributions to the field of polymer science, particularly in the development of polybutadiene and its applications.

Latest Patents

Sakaguchi holds a patent for "Polybutadiene, modified polybutadiene, method for producing both, and rubber-reinforced styrene resin composition using same." This invention discloses a polybutadiene characterized by a controlled microstructure, a narrow molecular weight distribution, minimal gel content, and a low APHA color. The polybutadiene is defined by specific ratios and properties, including a ratio (Tcp/ML) of 2.0 or higher, a molecular weight distribution (Mw/Mn) of 2.80 or less, a gel content of 0.06 wt % or less, and an APHA color of 20 or less.

Career Highlights

Sakaguchi is associated with Ube Industries, Inc., where he has made notable advancements in polymer technology. His work has contributed to the development of materials that are essential in various industrial applications.

Collaborations

He has collaborated with esteemed colleagues such as Yasuyoshi Okabe and Yuuji Matsudaira, further enhancing the innovative capabilities within his field.

Conclusion

Toshiyuki Sakaguchi's work in polybutadiene technology exemplifies the impact of innovation in material science. His contributions continue to influence the industry and pave the way for future advancements.

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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