Kyoto, Japan

Yuji Nakamura

This inventor holds 4 USPTO granted patents. Top assignees: San-Apro Limited, Tokyo Ohka Kogyo Co., Ltd.. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Nakamura. Retrieved from https://idiyas.com/inventor/yuji-nakamura-faxesglm

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

Calculating rank

% Patents Active = 75.0

Average Co-Inventor Count = 2.6

ph-index = 1


Company Filing History:


Years Active: 2019-2026

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4 patents (USPTO):Explore Patents

Title: Yuji Nakamura: Innovator in Photolithography

Introduction

Yuji Nakamura is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of photolithography, particularly through his innovative patents. With a total of two patents to his name, Nakamura's work focuses on enhancing the efficiency and effectiveness of resin compositions used in various applications.

Latest Patents

Nakamura's latest patents include a negative photosensitive resin composition and a pattern formation method. The negative photosensitive resin composition contains an epoxy group-containing resin and a cationic polymerization initiator, which includes a sulfonium salt represented by General Formula (I0). This formula outlines various groups and components that contribute to the resin's properties. Additionally, he has developed a sulfonate compound and a photoacid generator that exhibit high photosensitivity and excellent heat-resistance stability, making them ideal for photolithography applications.

Career Highlights

Throughout his career, Yuji Nakamura has worked with notable companies such as San-Apro Limited and Tokyo Ohka Kogyo Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in resin technology.

Collaborations

Nakamura has collaborated with talented individuals in his field, including Masaaki Oka and Takuto Nakao. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Yuji Nakamura's contributions to the field of photolithography through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for future innovations in resin compositions.

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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