Shimane, Japan

Jiro Fukasawa

This inventor holds 2 USPTO granted patents. Top assignees: Shindengen Electric Manufacturing Company Limited, Yamanashi Electronics Co., Ltd., Kabushiki Kaisha Toshiba. Active years: 1991-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jiro Fukasawa. Retrieved from https://idiyas.com/inventor/jiro-fukasawa

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 = 2.4

ph-index = 2

Forward Citations = 30(Granted Patents)


Location History:

  • Yamanashi, JP (1991)
  • Shirane, JP (1993)

Company Filing History:


Years Active: 1991-1993

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2 patents (USPTO):Explore Patents

Title: The Innovations of Jiro Fukasawa

Introduction

Jiro Fukasawa is a notable inventor based in Shirane, Japan. He has made significant contributions to the field of electrophotographic technology, holding two patents that showcase his innovative spirit and technical expertise. His work has had a lasting impact on the efficiency and functionality of developing devices.

Latest Patents

Fukasawa's latest patents include a toner pack designed for use with developing devices. This toner pack features a toner box that is detachably set at the developing device, along with an endless seal sheet that covers the opening of the toner box. The design allows for easy maintenance and operation. Another significant patent is for an electrophotographic copying machine that integrates essential components into three detachable units: a developing unit, a photoreceptor unit, and a toner cartridge unit. This modular design simplifies maintenance and reduces costs while ensuring that the service lives of the units are effectively managed.

Career Highlights

Throughout his career, Jiro Fukasawa has worked with prominent companies such as Shindengen Electric Manufacturing Company Limited and Yamanashi Electronics Co., Ltd. His experience in these organizations has contributed to his development as an inventor and has provided him with a platform to innovate in the field of electrophotography.

Collaborations

Fukasawa has collaborated with talented individuals in his field, including Hisao Watanabe and Takashi Ishikawa. These collaborations have likely enriched his work and led to advancements in technology.

Conclusion

Jiro Fukasawa's contributions to the field of electrophotographic technology through his patents and collaborations highlight his role as an influential inventor. His innovative designs continue to shape the industry and improve the efficiency of developing devices.

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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