Sodegaura, Japan

Ryuji Haseyama

This inventor holds 1 USPTO granted patent. Top assignee: Mitsui Chemicals, Inc.. Active years: 2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuji Haseyama. Retrieved from https://idiyas.com/inventor/ryuji-haseyama-sr8agwbm

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2006

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1 patent (USPTO):Explore Patents

**Title: Innovator Spotlight: Ryuji Haseyama**

Introduction

Ryuji Haseyama, an accomplished inventor based in Sodegaura, Japan, has made significant contributions to the field of materials science. With a focus on optical materials, his work has led to innovations that enhance the performance and utility of various applications.

Latest Patents

Ryuji Haseyama is credited with a patent for a polyisocyanate compound, which includes a method for producing the same and its various uses. This invention provides an optical material that excels in balancing heat resistance, Abbe number, and refractive index. The compound is represented by a general formula, demonstrating its applicability in improving optical performance in diverse fields.

Career Highlights

Haseyama's career is marked by his significant role in Mitsui Chemicals, Inc., where he has dedicated his efforts to advancing materials technology. His work has not only propelled the company forward but has also contributed to the broader scientific community's understanding of optical materials.

Collaborations

Throughout his tenure, Ryuji Haseyama has worked alongside notable colleagues, including Isao Fukada and Akira Matsuura. These collaborations have enhanced the innovation process, leading to effective problem-solving and the development of advanced materials.

Conclusion

Ryuji Haseyama's contributions to the field of optical materials through his innovative patent underscore the importance of research and development in advancing technology. His work serves as an inspiration for future inventors and emphasizes the continuous need for innovation in materials science.

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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