Yokkaichi, Japan

Riichiro Maruta

This inventor holds 3 USPTO granted patents. Top assignees: Nippon Oil Fats Co., Ltd., Shell Oil Comapny. Active years: 1989-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Riichiro Maruta. Retrieved from https://idiyas.com/inventor/riichiro-maruta

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 = 4.3

ph-index = 2

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1989-1999

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3 patents (USPTO):Explore Patents

Title: Riichiro Maruta: Innovator in Epoxy Resin Technology

Introduction

Riichiro Maruta is a notable inventor based in Yokkaichi, Japan. He has made significant contributions to the field of epoxy resin technology, holding a total of 3 patents. His work focuses on developing advanced materials that enhance the performance and application of epoxy resins.

Latest Patents

Maruta's latest patents include innovative formulations for powder coatings and primer compositions. One of his key inventions is a powder coating of epoxy resin and epoxidized polydiene block polymer. This composition consists of a solid epoxy resin with specific properties, combined with an epoxidized polydiene polymer. Another significant patent is a primer composition designed for use on steel and plastic sheets in vehicle bodies. This primer includes a resin obtained through graft-polymerization, a crosslinking agent, and an epoxy compound, all formulated to achieve optimal performance.

Career Highlights

Throughout his career, Maruta has worked with prominent companies such as Nippon Oil Fats Co., Ltd. and Shell Oil Company. His experience in these organizations has allowed him to refine his expertise in polymer chemistry and material science.

Collaborations

Maruta has collaborated with esteemed colleagues, including Fumio Sodeyama and Junji Mayumi. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Riichiro Maruta's innovative work in epoxy resin technology has led to significant advancements in the field. His patents reflect a commitment to improving material performance and application, making him a valuable contributor to the industry.

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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