Kashihara, Japan

Susumu Houjyo

This inventor holds 2 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1979-1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Susumu Houjyo. Retrieved from https://idiyas.com/inventor/susumu-houjyo

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 = 2.0

ph-index = 2

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1979-1981

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2 patents (USPTO):Explore Patents

Title: Susumu Houjyo: Innovator in Electrophotographic Technology

Introduction

Susumu Houjyo is a notable inventor based in Kashihara, Japan. He has made significant contributions to the field of electrophotographic technology, holding a total of 2 patents. His work focuses on improving the efficiency and effectiveness of copying machines.

Latest Patents

Houjyo's latest patents include innovative designs for sheet stripping members and rollers used in electrophotographic copying machines. The first patent describes a couple of copy sheet stripping members designed to scrape away a copy sheet that is adhered to rollers. This invention ensures that the copy sheet stripping member is pressed against the roller only for a short duration, preventing residue from attaching to the roller. The second patent involves a pair of metal rollers that apply pressure to fix a developed image on copy paper. The unique design of these rollers, which are slightly inclined, stabilizes the fixing operation and enhances the overall performance of the copying machine.

Career Highlights

Susumu Houjyo is associated with Sharp Kabushiki Kaisha Corporation, where he has contributed to various advancements in copying technology. His innovative approach has led to improvements in the functionality and reliability of electrophotographic devices.

Collaborations

Throughout his career, Houjyo has collaborated with talented individuals such as Tutomu Kato and Masayuki Kikuchi. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

Susumu Houjyo's contributions to electrophotographic technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the efficiency of copying machines, showcasing the importance of innovation in this field.

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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