Shizuoka, Japan

Toshihiko Hiruma

This inventor holds 4 USPTO granted patents. Top assignee: Fuji Photo Film Company, Limited. Active years: 1988-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiko Hiruma. Retrieved from https://idiyas.com/inventor/toshihiko-hiruma

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 = 2.7

ph-index = 3

Forward Citations = 44(Granted Patents)


Company Filing History:


Years Active: 1988-1996

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4 patents (USPTO):Explore Patents

Title: Toshihiko Hiruma: Innovator in Lithographic Printing Technology

Introduction

Toshihiko Hiruma is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of lithographic printing technology. With a total of 4 patents to his name, Hiruma has developed innovative solutions that enhance the efficiency and quality of printing processes.

Latest Patents

Hiruma's latest patents include a photosensitive lithographic printing plate requiring no fountain solution. This invention features an aluminum base with a roughened surface and a specific whiteness, designed to improve tone reproducibility and press life. Another significant patent is a photosensitive lithographic plate requiring no dampening water, which incorporates a primer layer made of gelatin and a silane coupling agent. This innovation provides excellent resistance to solvents and enhances dyeability.

Career Highlights

Hiruma is currently associated with Fuji Photo Film Company, Limited, where he continues to push the boundaries of printing technology. His work has been instrumental in developing products that meet the evolving needs of the printing industry.

Collaborations

Throughout his career, Hiruma has collaborated with esteemed colleagues such as Hiroshi Takahashi and Norihiko Kato. These partnerships have fostered a creative environment that has led to groundbreaking advancements in lithographic printing.

Conclusion

Toshihiko Hiruma's contributions to lithographic printing technology exemplify his innovative spirit and dedication to improving industry standards. His patents reflect a commitment to excellence and a forward-thinking approach to problem-solving in the printing sector.

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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