Furukawa, Japan

Setsuo Ishibashi

This inventor holds 2 USPTO granted patents. Top assignee: Alps Electric Co., Ltd.. Active years: 1989-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Setsuo Ishibashi. Retrieved from https://idiyas.com/inventor/setsuo-ishibashi-tagphtbc

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 = 5(Granted Patents)


Company Filing History:


Years Active: 1989-1990

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2 patents (USPTO):Explore Patents

Title: The Innovations of Setsuo Ishibashi

Introduction

Setsuo Ishibashi is a notable inventor based in Furukawa, Japan. He has made significant contributions to the field of electrophotography, holding a total of 2 patents. His work focuses on enhancing the performance and durability of photoconductive materials used in various electronic devices.

Latest Patents

Ishibashi's latest patents include an electrophotosensitive layered article that incorporates styryl compounds. This invention utilizes a combination of a styryl compound and a bisazo pigment to create a highly sensitive and durable photoconductive coat. This coat exhibits low residual electric potential and resists deterioration from repeated use. The applications of this invention extend to electronic photocopying devices, laser beam printers, LED printers, and CRT printers. Another significant patent is a photoconductive film that includes bis-azo pigments, which demonstrates high sensitivity and can be utilized as an electrophotographic light-sensitive element.

Career Highlights

Setsuo Ishibashi is associated with Alps Electric Co., Ltd., a company known for its innovations in electronic components. His work has contributed to advancements in the field of electrophotography, making him a key figure in this area of technology.

Collaborations

Ishibashi has collaborated with notable coworkers, including Katsunori Fujio and Yorihiko Sasaki. Their combined efforts have led to significant advancements in the development of photoconductive materials.

Conclusion

Setsuo Ishibashi's contributions to the field of electrophotography through his innovative patents have had a lasting impact on electronic printing technologies. His work continues to influence the development of more efficient and durable photoconductive materials.

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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