Seoul, South Korea

Han-sang Oh

This inventor holds 14 USPTO granted patents and 1 published patent application and 5 EPO patents. Top assignees: Samsung Electronics Co., Ltd., Hewlett-Packard Development Company, L.p., S-Printing Solution Co., Ltd.. Active years: 2011-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Han-sang Oh. Retrieved from https://idiyas.com/inventor/han-sang-oh

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

USPTO Granted Patents = 14 

% Patents Active = 50.0

 

Average Co-Inventor Count = 1.2

ph-index = 2

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2011-2020

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14 patents (USPTO):Explore Patents

Title: Han-sang Oh: Innovator in Image Forming Technology

Introduction

Han-sang Oh is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of image forming technology, holding a total of 14 patents. His work focuses on enhancing the functionality and efficiency of image forming apparatuses and touch input systems.

Latest Patents

Among his latest patents, Han-sang Oh has developed an image forming apparatus that includes a light emitter designed to emit multiple light beams in various directions. This innovative apparatus features a light receiver and processors that determine touch input coordinates based on the variations in the received light beams. Additionally, he has created methods to prevent touch errors, particularly those caused by frustrated total internal reflection. Another notable patent involves an image forming method that generates binary print data for external host apparatuses, which includes forming and measuring image density patterns for tone compensation.

Career Highlights

Han-sang Oh has worked with leading technology companies, including Samsung Electronics and Hewlett-Packard Development Company. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in image forming technologies.

Collaborations

Throughout his career, Han-sang Oh has collaborated with notable colleagues such as Yeo-phil Yoon and Yong-bin Yoon. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Han-sang Oh's contributions to image forming technology and his impressive portfolio of patents highlight his role as a key innovator in the field. His work continues to influence advancements in touch input systems and image processing.

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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