Matsudo, Japan

Keiko Ohkuma

This inventor holds 1 USPTO granted patent. Top assignee: Canon Kabushiki Kaisha. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiko Ohkuma. Retrieved from https://idiyas.com/inventor/keiko-ohkuma

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 = 3.0

ph-index = 1

Forward Citations = 31(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: Keiko Ohkuma - Innovator in Image Processing Technology

Introduction

Keiko Ohkuma, an inventive mind based in Matsudo, Japan, has made significant strides in the field of image processing technology. With a strong focus on enhancing the quality of printed images, she holds a patent for a device that addresses a common issue in image formation.

Latest Patents

Keiko Ohkuma holds a patent for a "Curl correction device of an image forming apparatus." This innovative device is designed to correct the curl of recording sheets that have images printed on both surfaces. By storing the amount of toner on one surface of the recording sheet, the device can calculate the necessary correction of curl by comparing it with the toner on the opposite surface. The calculations take into consideration various factors, such as the type and thickness of the sheet, ambient temperature, and humidity.

Career Highlights

Keiko has established her career at Canon Kabushiki Kaisha, a leading company in imaging technologies. Her work is pivotal in improving the quality of printed materials, which is essential for both consumer and professional applications. Her innovative contributions are recognized in the industry, showcasing her technical expertise and insights into image processing.

Collaborations

Throughout her career, Keiko Ohkuma has collaborated with esteemed colleagues such as Kiyoharu Tanaka and Tooru Matsuyama. These partnerships have fostered a creative and innovative work environment, allowing for the development of advanced imaging solutions and enhancing the overall performance of Canon's products.

Conclusion

Keiko Ohkuma's contributions to the field of image processing highlight her skills and dedication as an inventor. Her patented technology not only resolves practical challenges faced in image formation but also exemplifies the innovative spirit which drives advancements within the industry. Her work will undoubtedly continue to inspire future developments in imaging technologies.

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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