Ushiku, Japan

Kunio Tanaka

This inventor holds 1 USPTO granted patent. Top assignee: Riso Kagaku Corporation. Active years: 1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunio Tanaka. Retrieved from https://idiyas.com/inventor/kunio-tanaka-p293f0t1

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 = 2.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 1996

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1 patent (USPTO):Explore Patents

Title: Kunio Tanaka: Innovator in Image Processing Technology

Introduction

Kunio Tanaka is a notable inventor based in Ushiku, Japan. He has made significant contributions to the field of image processing technology. His innovative work has led to the development of a unique image processing apparatus that enhances the quality of images captured from original documents.

Latest Patents

Tanaka holds a patent for an image processing apparatus. This apparatus classifies images captured by an image capturing device into binary and gradation images. It utilizes density conversion curves to convert the densities of these images, ensuring high contrast in binary image areas while maintaining gradation in gradation image areas. The technology allows for the output of an image density signal that avoids unnatural visual changes due to abrupt density shifts.

Career Highlights

Kunio Tanaka is associated with Riso Kagaku Corporation, where he has been instrumental in advancing image processing technologies. His work has not only contributed to the company's portfolio but has also set new standards in the industry.

Collaborations

Tanaka has collaborated with Kouichi Hashimoto, working together to enhance the capabilities of their image processing technologies.

Conclusion

Kunio Tanaka's innovative contributions to image processing technology exemplify the impact of dedicated inventors in advancing modern technology. His patent reflects a commitment to improving image quality and user experience 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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