Mito, Japan

Hisatsugu Nagano

This inventor holds 1 USPTO granted patent. Top assignee: Ricoh Company, Ltd.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisatsugu Nagano. Retrieved from https://idiyas.com/inventor/hisatsugu-nagano

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 = 5.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Hisatsugu Nagano: Innovator in Developing Roller Technology

Introduction

Hisatsugu Nagano is a notable inventor based in Mito, Japan. He has made significant contributions to the field of developing roller technology, particularly in the context of monocomponent developing systems. His innovative approach has led to advancements that enhance the performance and reliability of these systems.

Latest Patents

Hisatsugu Nagano holds a patent for developing a roller of a monocomponent developing system. This invention utilizes a low hygroscopic material for the dielectric layer, which effectively suppresses changes in electric properties caused by water absorption. The dielectric layer is designed using low hygroscopic elastomers or polymers, such as polyethylene, polypropylene, and various other materials. This innovation is crucial for maintaining the integrity and functionality of developing rollers in various applications.

Career Highlights

Nagano is associated with Ricoh Company, Ltd., where he has been able to apply his expertise in developing roller technology. His work has contributed to the company's reputation for innovation and quality in imaging and printing solutions. His dedication to research and development has positioned him as a key figure in his field.

Collaborations

Throughout his career, Nagano has collaborated with esteemed colleagues, including Takeo Araki and Fumio Okuya. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Hisatsugu Nagano's contributions to the field of developing roller technology exemplify the impact of innovative thinking in engineering. His patent and work at Ricoh Company, Ltd. highlight his commitment to enhancing the performance of developing systems. His achievements serve as an inspiration for future inventors in the industry.

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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