Osaka, Japan

Kiyotaka Imagawa

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignee: Sakura Color Products Corporation. Active years: 1990-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyotaka Imagawa. Retrieved from https://idiyas.com/inventor/kiyotaka-imagawa

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

USPTO Granted Patents = 5 

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 4

Forward Citations = 103(Granted Patents)


Company Filing History:


Years Active: 1990-1998

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5 patents (USPTO):Explore Patents

Title: Kiyotaka Imagawa: Innovator in Water-Based Ink Technologies

Introduction

Kiyotaka Imagawa is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of ink compositions, particularly focusing on water-based solutions. With a total of 5 patents to his name, Imagawa has established himself as a key figure in the development of innovative ink technologies.

Latest Patents

Among his latest patents, Imagawa has developed a water-based ink composition specifically designed for writing on neon boards. This innovative composition enhances the visibility and usability of neon signage. Additionally, he has created a water-based erasable ink composition, which offers users the convenience of easily removing ink marks, making it ideal for various applications.

Career Highlights

Kiyotaka Imagawa is currently employed at Sakura Color Products Corporation, a company renowned for its high-quality art supplies and ink products. His work at Sakura has allowed him to explore and refine his ideas in ink technology, contributing to the company's reputation for innovation.

Collaborations

Imagawa has collaborated with his coworker, Yasuji Okuda, to further enhance the development of water-based ink products. Their partnership has led to advancements in the formulation and application of these inks, benefiting both the company and the industry.

Conclusion

Kiyotaka Imagawa's contributions to water-based ink technologies reflect his dedication to innovation and quality. His patents and work at Sakura Color Products Corporation continue to influence the field, showcasing the importance of creativity in product development.

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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