Takatsuki, Japan

Ryouzo Takai

This inventor holds 1 USPTO granted patent. Top assignees: Sumitomo Chemical Company, Limited, The Yomiuri Shimbun. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryouzo Takai. Retrieved from https://idiyas.com/inventor/ryouzo-takai

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 = 4.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: Ryouzo Takai: Innovator in Plastic Relief Printing Technology

Introduction

Ryouzo Takai is a notable inventor based in Takatsuki, Japan. He has made significant contributions to the field of printing technology, particularly through his innovative methods for preparing plastic relief printing plates. His work has garnered attention for its practical applications in the printing industry.

Latest Patents

Ryouzo Takai holds a patent for a "Method for preparing a plastic relief printing plate." This invention involves the use of a thermoplastic resin sheet, such as polyethylene, polypropylene, polystyrene, ABS, or polyvinyl chloride, which contains 0 - 80% by weight of an inorganic filler. The method ensures that the resin sheet is pressed onto a matrix in a manner that enhances the printability of the resultant relief plate. This innovative approach has proven to be effective in producing high-quality printing plates.

Career Highlights

Throughout his career, Ryouzo Takai has worked with prominent companies, including Sumitomo Chemical Company, Limited and The Yomiuri Shimbun. His experience in these organizations has allowed him to refine his skills and contribute to advancements in printing technology.

Collaborations

Ryouzo Takai has collaborated with notable individuals in his field, including Masakazu Inoue and Nobuo Fukushima. These partnerships have facilitated the exchange of ideas and fostered innovation in the development of printing technologies.

Conclusion

Ryouzo Takai's contributions to the field of plastic relief printing technology highlight his innovative spirit and dedication to advancing the industry. His patent and career achievements reflect his significant impact on printing technology.

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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