Hyogo, Japan

Yasuo Matsuyama

This inventor holds 17 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignees: Ricoh Company, Ltd., Waseda University. Active years: 1997-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Matsuyama. Retrieved from https://idiyas.com/inventor/yasuo-matsuyama

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 17 

% Patents Active = 17.6


Average Co-Inventor Count = 4.1

ph-index = 4

Forward Citations = 42(Granted Patents)


Location History:

  • Isehara, JP (1997)
  • Tokyo, JP (2012)
  • Itami, JP (2012 - 2015)
  • Hyogo, JP (2010 - 2017)

Company Filing History:


Years Active: 1997-2017

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17 patents (USPTO):Explore Patents

Title: Innovations of Yasuo Matsuyama: A Pioneer in Image Forming Technologies

Introduction

Yasuo Matsuyama, an accomplished inventor based in Hyogo, Japan, has made significant contributions to the field of image forming technologies. With a remarkable portfolio of 16 patents, his innovations have enhanced the functionality and efficiency of various output units and devices.

Latest Patents

Matsuyama's recent patents include the development of a paper output tray, a paper output unit incorporating the tray, and an image forming apparatus featuring the same tray. The paper output tray is designed with a tray body and a paper support extension that can be slidably attached, allowing it to switch between a stored state and an extended state. This innovative design also includes a rotatable stopper that can transition between a folded state and a standing state, optimizing the tray's usability. Additionally, he has created a sheet discharger that utilizes a pair of rotary bodies to efficiently discharge sheets while holding them securely. This discharger has an advanced separation unit to simplify the output process further.

Career Highlights

Throughout his career at Ricoh Company, Ltd., Matsuyama has pushed the boundaries of technology. His patents exemplify a commitment to improving existing devices, particularly those related to paper handling and imaging solutions. His work has not only contributed to Ricoh's reputation as a leader in imaging and printing technologies but has also influenced industry standards.

Collaborations

Matsuyama has collaborated with notable coworkers such as Ippei Kimura and Ikuo Fujii. These partnerships have facilitated a dynamic exchange of ideas and innovations, helping to accelerate the development of groundbreaking technologies within the company.

Conclusion

Yasuo Matsuyama continues to be a driving force in the realm of image forming technologies. His inventive spirit and dedication to advancing efficiency in paper output mechanisms position him as a key contributor to the industry. As he continues to innovate, his work will undoubtedly inspire future generations of inventors and engineers.

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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