Nagaokakyo, Japan

Eiji Matsubara

This inventor holds 2 USPTO granted patents. Top assignee: Mitsubishi Paper Mills Limited. Active years: 1993-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Matsubara. Retrieved from https://idiyas.com/inventor/eiji-matsubara-9pe4i92g

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 = 2

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1993-1994

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2 patents (USPTO):Explore Patents

Title: Eiji Matsubara: Innovator in Photographic Materials

Introduction

Eiji Matsubara is a notable inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of photographic materials, holding two patents that showcase his innovative spirit and technical expertise.

Latest Patents

Matsubara's latest patents include a developer for silver halide photographic light-sensitive material. This developer contains various compounds that enhance the performance of photographic materials. Additionally, he has developed a processing solution used for making lithographic printing plates through a silver complex diffusion transfer process. This solution incorporates thioether derivatives that improve the quality and efficiency of the printing process.

Career Highlights

Eiji Matsubara works at Mitsubishi Paper Mills Limited, where he applies his knowledge and skills to advance the company's research and development efforts. His work has been instrumental in creating innovative solutions that meet the evolving needs of the photographic and printing industries.

Collaborations

Matsubara has collaborated with notable coworkers, including Hidetoshi Miura and Takimi Hashimoto. Their combined expertise has contributed to the successful development of new technologies and products in their field.

Conclusion

Eiji Matsubara's contributions to photographic materials and lithographic printing demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of chemical processes and their applications in real-world scenarios.

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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