Hitachi, Japan

Chiaki Yamabishi

This inventor holds 1 USPTO granted patent. Top assignees: Hitachi Chemical Company, Ltd., Hitachi, Ltd.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chiaki Yamabishi. Retrieved from https://idiyas.com/inventor/chiaki-yamabishi

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 = 10.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Chiaki Yamabishi: Innovator in Electrophotographic Technology

Introduction

Chiaki Yamabishi is a notable inventor based in Hitachi, Japan. She has made significant contributions to the field of electrophotographic technology, particularly in the development of photosensitive elements used in photocopiers and laser printers. Her innovative work has led to the creation of a patented technology that enhances the performance and longevity of these devices.

Latest Patents

Chiaki Yamabishi holds a patent for an electrophotographic photosensitive element comprising a protective layer. This invention includes a substrate and multiple layers, featuring a photoconductive layer of a-Si:H and an outermost protective and lubricating layer. The protective layer is designed to provide wear resistance and a long lifetime, utilizing a microporous solid material with a hydrophobic lubricant. This lubricant not only forms a liquid film but also contributes to the solid film present in the pores of the microporous material.

Career Highlights

Throughout her career, Chiaki has worked with prominent companies such as Hitachi Chemical Company, Ltd. and Hitachi, Ltd. Her experience in these organizations has allowed her to refine her skills and contribute to groundbreaking advancements in electrophotographic technology.

Collaborations

Chiaki has collaborated with esteemed colleagues, including Yutaka Ito and Shigeharu Onuma. These partnerships have fostered a creative environment that has led to innovative solutions in her field.

Conclusion

Chiaki Yamabishi's contributions to electrophotographic technology exemplify her dedication to innovation and excellence. Her patented work continues to influence the industry, ensuring improved performance and durability in photocopying and printing technologies.

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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