Ishikawa, Japan

Tomohiro Sunasaki

This inventor holds 1 USPTO granted patent. Top assignee: Pfu Limited. Active years: 2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomohiro Sunasaki. Retrieved from https://idiyas.com/inventor/tomohiro-sunasaki

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2003

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Tomohiro Sunasaki

Introduction

Tomohiro Sunasaki is a notable inventor based in Ishikawa, Japan. He has made significant contributions to the field of image reading technology. His innovative approach has led to the development of a unique patent that enhances the functionality of image readers.

Latest Patents

Sunasaki holds a patent for a device titled "Picture readers and method for controlling the same." This invention features an image reader composed of a read unit equipped with a contact member that abuts an original bed of a flat bed unit. Additionally, it includes a pressing element that causes the read unit and the original bed to press against each other. The apparatus body consists of a read unit and an original bed, along with an original cover that houses a light source and a diffusion plate. This cover is designed to be freely opened and closed. The invention allows for variable distance adjustments between a translucent original placed on the original bed and the light source, depending on the thickness of the translucent original. Furthermore, the image reader is capable of reading a cumulative difference between the movement of the optical unit and the light source unit, enabling precise scanning operations.

Career Highlights

Sunasaki is currently employed at Pfu Limited, where he continues to innovate and develop new technologies. His work has been instrumental in advancing the capabilities of image reading devices.

Collaborations

Throughout his career, Sunasaki has collaborated with talented individuals such as Minoru Masuda and Yasunori Miyauchi. These partnerships have contributed to the success of his projects and the advancement of technology in his field.

Conclusion

Tomohiro Sunasaki's contributions to image reading technology exemplify the spirit of innovation. His patent reflects a deep understanding of the mechanics involved in image processing, and his work continues to influence the industry.

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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