Hitachi, Japan

Eiiji Senba

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiiji Senba. Retrieved from https://idiyas.com/inventor/eiiji-senba

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 = 3.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: Eiiji Senba: Innovator in Electrophotographic Technology

Introduction

Eiiji Senba is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of electrophotographic technology. His innovative methods have improved the quality and efficiency of copying apparatuses.

Latest Patents

Senba holds a patent for a "Method for operating electrophotographic copying apparatus." This patent describes a method that enhances the operation of electrophotographic copying machines. The method involves a latent image forming unit that creates an electrostatic latent image on a recording medium. It also includes a development unit that visualizes this image using a developer containing toner and carrier. The process ensures that the amount of charge on the toner reaches a predetermined level before commencing the usual copying procedure. This approach prevents a reduction in the density of developed images during initial operations, resulting in high-quality outputs.

Career Highlights

Senba has dedicated his career to advancing technology in the field of electrophotography. His work at Hitachi, Ltd. has positioned him as a key figure in the development of innovative copying solutions. His patent reflects his commitment to enhancing image quality and operational efficiency.

Collaborations

Senba has collaborated with notable colleagues, including Isamu Terashima and Shigeru Uchida. Their combined expertise has contributed to the advancements in electrophotographic technology.

Conclusion

Eiiji Senba's contributions to the field of electrophotography exemplify the impact of innovative thinking in technology. His patent demonstrates a significant advancement in copying apparatus operation, ensuring high-quality image production.

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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