Kanagawa, Japan

Hiroshige Yamauchi

This inventor holds 3 USPTO granted patents. Top assignees: Oji Paper Co., Ltd., Fuji Xerox Co., Ltd.. Active years: 1988-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshige Yamauchi. Retrieved from https://idiyas.com/inventor/hiroshige-yamauchi

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 = 4.1

ph-index = 3

Forward Citations = 37(Granted Patents)


Location History:

  • Kanagawa, JP (1988 - 1989)
  • Tokyo, JP (1993)

Company Filing History:


Years Active: 1988-1993

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3 patents (USPTO):Explore Patents

Title: Hiroshige Yamauchi: Innovator in Electrostatic Recording Materials

Introduction

Hiroshige Yamauchi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of electrostatic recording materials, holding a total of 3 patents. His work has advanced the technology used in high-quality printing and recording processes.

Latest Patents

Yamauchi's latest patents include innovative designs for electrostatic recording materials. One of his patents describes an electrostatic recording material that can record clear resist marks and colored images without generating lead edge fog or colored image slippage. This material consists of an insulating support, an electroconductive intermediate layer, a dielectric layer, and a pair of electroconductive side edge layers. The design ensures that the recording operation starts and ends effectively, enhancing the overall quality of the recordings.

Another patent focuses on a multi-layered sheet support that limits the number of projections to a maximum of 50 per 0.1 m². This limitation allows the material to maintain excellent properties and produce prints of very high quality.

Career Highlights

Throughout his career, Yamauchi has worked with prominent companies such as Oji Paper Co., Ltd. and Fuji Xerox Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced recording materials.

Collaborations

Yamauchi has collaborated with notable individuals in the industry, including Masaaki Yamanaka and Takashi Toyota. These collaborations have further enriched his work and innovations in the field.

Conclusion

Hiroshige Yamauchi is a distinguished inventor whose contributions to electrostatic recording materials have significantly impacted the industry. His innovative patents and collaborations reflect his commitment to advancing technology in this field.

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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