Nagano, Japan

Koichi Murayama

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Seiko Epson Corporation. Active years: 2005-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koichi Murayama. Retrieved from https://idiyas.com/inventor/koichi-murayama-sd0rosey

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 = 36(Granted Patents)


Company Filing History:


Years Active: 2005-2025

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2 patents (USPTO):Explore Patents

Title: Innovations of Koichi Murayama

Introduction

Koichi Murayama is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of polymer piezoelectric materials and ink technology. With a total of 2 patents, his work showcases innovative approaches to manufacturing and material science.

Latest Patents

Murayama's latest patents include an injection-molded article of polymer piezoelectric material and an advanced ink set. The injection-molded article features a helical chiral polymer that exhibits piezoelectricity, characterized by its unique crystal axes. This innovation allows for enhanced performance in various applications. Additionally, his ink set is designed to provide high-quality images with excellent light resistance, utilizing a specific ratio of pigment and resin to achieve optimal results.

Career Highlights

Throughout his career, Murayama has been associated with Seiko Epson Corporation, where he has contributed to various projects and innovations. His expertise in polymer materials and ink technology has positioned him as a valuable asset in the industry.

Collaborations

Murayama has worked alongside talented colleagues such as Shuichi Kataoka and Kiyohiko Takemoto. Their collaborative efforts have led to advancements in their respective fields, further enhancing the impact of their innovations.

Conclusion

Koichi Murayama's contributions to the field of polymer piezoelectric materials and ink technology highlight his innovative spirit and dedication to advancing material science. His patents reflect a commitment to quality and performance, making him a significant figure in the world of inventions.

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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