Osaka, Japan

Hiroyoshi Hayama

This inventor holds 3 USPTO granted patents. Top assignee: Minolta Camera Kabushiki Kaisha. Active years: 1989-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyoshi Hayama. Retrieved from https://idiyas.com/inventor/hiroyoshi-hayama

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 = 1.5

ph-index = 3

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 1989-1990

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3 patents (USPTO):Explore Patents

Title: Hiroyoshi Hayama: Innovator in Document Handling Technology

Introduction

Hiroyoshi Hayama is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of document handling technology, holding a total of 3 patents. His work primarily focuses on improving the efficiency and functionality of copying machines and toner containers.

Latest Patents

One of Hayama's latest patents is a document feeder designed for use with copying machines. This innovative document feeder automatically recirculates documents through the copying process. It features a housing, a document tray for storing multiple documents, a drive shaft with a pickup roller, and a document detector that ensures the presence of documents during operation. Another significant patent is for a refill and waste toner container with a form-changing member. This toner container is designed to be detachably attached to a developing device, allowing for the efficient supply and recovery of developing agents. The form-changing member indicates when the toner container has been used, enhancing usability and functionality.

Career Highlights

Hiroyoshi Hayama has built a successful career at Minolta Camera Kabushiki Kaisha, where he has been instrumental in developing innovative technologies. His work has not only advanced the capabilities of copying machines but has also improved the overall user experience in document handling.

Collaborations

Hayama has collaborated with talented coworkers, including Manabu Kamitamari and Masaru Imaizumi. Their combined expertise has contributed to the successful development of various technologies in the field.

Conclusion

Hiroyoshi Hayama's contributions to document handling technology have made a lasting impact in the industry. His innovative patents continue to enhance the efficiency of copying machines and toner containers, showcasing his dedication to improving technology.

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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