Yokkaichi, Japan

Masayoshi Tsujii

This inventor holds 1 USPTO granted patent. Top assignee: Mitsubishi Petrochemical Company Limited. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Tsujii. Retrieved from https://idiyas.com/inventor/masayoshi-tsujii-56kwc40y

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 = 3.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: Masayoshi Tsujii: Innovator in Writing Screen Technology

Introduction

Masayoshi Tsujii is a notable inventor based in Yokkaichi, Japan. He has made significant contributions to the field of writing screen technology. His innovative approach has led to the development of a unique writing screen that enhances marker suitability and durability.

Latest Patents

Tsujii holds a patent for a writing screen that comprises a substrate and an overlayer made of a film consisting of a vinylidene fluoride copolymer resin. This resin has a specific ratio of fluorine atoms (F) to carbon atoms (C) on the surface, ranging from 0.6 to 1.5. The invention is designed to provide excellent marker suitability and resistance to surface damage. He has 1 patent to his name.

Career Highlights

Masayoshi Tsujii is associated with Mitsubishi Petrochemical Company Limited, where he has been able to apply his expertise in materials science to develop innovative products. His work has been instrumental in advancing the capabilities of writing screens used in various applications.

Collaborations

Some of his notable coworkers include Takahiro Ozu and Keizo Abe, who have collaborated with him on various projects within the company.

Conclusion

Masayoshi Tsujii's contributions to writing screen technology exemplify the impact of innovative thinking in the field of materials science. His patent reflects a commitment to enhancing product performance and user experience.

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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