Osaka, Japan

Hiroo Katsuya

This inventor holds 4 USPTO granted patents. Top assignees: Sumitomo Electric Industries, Limited, Sharp Kabushiki Kaisha Corporation. Active years: 1986-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroo Katsuya. Retrieved from https://idiyas.com/inventor/hiroo-katsuya

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 = 4.6

ph-index = 3

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1986-1987

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4 patents (USPTO):Explore Patents

Title: Hiroo Katsuya: Innovator in Release Agent Technology

Introduction

Hiroo Katsuya is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of copying machines, particularly in the development of release agent applicators. With a total of 4 patents to his name, Katsuya's innovations have improved the efficiency and performance of copying technology.

Latest Patents

Katsuya's latest patents include a release agent applicator designed for use with copying machines. This improved applicator features a fixing device that pressure fuses a toner image to copy paper as it passes between a fixing roll and a pressure roll. The applicator utilizes a porous sheet or tube made of poly(ethylene tetrafluoride) resin, which allows for the effective application of the release agent to the fixing roll. Additionally, he has developed a method of producing a release agent applicator that eliminates voids in the release agent, enhancing its spreading performance on the fixing roll.

Career Highlights

Throughout his career, Hiroo Katsuya has worked with prominent companies such as Sumitomo Electric Industries, Limited and Sharp Kabushiki Kaisha Corporation. His experience in these organizations has contributed to his expertise in the field of copying technology and patent development.

Collaborations

Katsuya has collaborated with notable colleagues, including Chiaki Kato and Takao Ogino. These partnerships have likely fostered innovation and creativity in his work.

Conclusion

Hiroo Katsuya's contributions to the field of copying machines through his innovative patents demonstrate his commitment to advancing technology. His work continues to influence the efficiency of copying processes in various applications.

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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