Chiba, Japan

Ichiro Yamamoto

This inventor holds 1 USPTO granted patent. Top assignee: Fuji Photo Film Company, Limited. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ichiro Yamamoto. Retrieved from https://idiyas.com/inventor/ichiro-yamamoto-rc6tnsk2

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 = 2.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Ichiro Yamamoto: Innovator in Electrophotographic Technology

Introduction

Ichiro Yamamoto is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of electrophotography, particularly through his innovative patent. His work has implications for the printing industry, showcasing the intersection of technology and practical applications.

Latest Patents

Ichiro Yamamoto holds a patent for an electrophotographic plate-making material. This invention comprises a paper support and a photoconductive layer. The paper support is prepared by providing a polyolefin resin layer on both surfaces of a paper substrate through molten extrusion lamination. It is characterized by a volume electric resistance of not more than 1010 Ω, and the polyolefin resin layer contains electrically conductive carbon black. This carbon black has a loss on drying, as determined under the conditions of 110°C and 2 hours, of not more than 1.0%. The use of this plate-making material allows for the production of a lithographic printing plate that exhibits good dimensional stability and a long press life.

Career Highlights

Ichiro Yamamoto is associated with Fuji Photo Film Company, Limited, where he has been able to apply his expertise in developing innovative materials for electrophotography. His work has contributed to advancements in printing technologies, enhancing the quality and efficiency of lithographic processes.

Collaborations

Ichiro Yamamoto has collaborated with Yasuzi Asao, working together to further their research and development efforts in the field of electrophotographic materials.

Conclusion

Ichiro Yamamoto's contributions to electrophotographic technology through his patent demonstrate his innovative spirit and commitment to advancing the printing industry. His work continues to influence the development of high-quality printing materials.

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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