Ansan, South Korea

Chang-Ho Ham

This inventor holds 2 USPTO granted patents. Top assignees: Hyundai Motor Company, Korea Fuel-Tech Corporation. Active years: 2016-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang-Ho Ham. Retrieved from https://idiyas.com/inventor/chang-ho-ham-wyyfldsy

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


Average Co-Inventor Count = 2.9

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2016-2017

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2 patents (USPTO):Explore Patents

Title: Chang-Ho Ham: Innovator in Urea Solution Technologies

Introduction

Chang-Ho Ham is a notable inventor based in Ansan, South Korea. He has made significant contributions to the field of automotive technology, particularly in urea solution systems. With a total of 2 patents, his work focuses on preventing urea overflow and enhancing after-treatment systems.

Latest Patents

Chang-Ho Ham's latest patents include innovative designs aimed at improving urea management in vehicles. The first patent is for a urea filler neck and urea tank designed to prevent urea overflow. This invention features a filler housing that forms a urea path, allowing urea to flow efficiently into the tank. An injection gun guide is integrated into the filler housing to limit the insertion position of the injection gun, thereby preventing flooding and pressure increases within the system.

The second patent is for a urea solution after-treatment system, which includes a controller that monitors the state of the urea solution in a storage tank. This system classifies detection information into various states, such as urea solution shortage or failure, and generates touch recognition patterns for the driver. This innovative approach enhances the user experience by providing real-time feedback on the urea solution status.

Career Highlights

Throughout his career, Chang-Ho Ham has worked with prominent companies in the automotive industry. He has been associated with Hyundai Motor Company and Korea Fuel-Tech Corporation, where he has contributed to various projects focused on improving vehicle emissions and efficiency.

Collaborations

Chang-Ho Ham has collaborated with talented individuals in his field, including Pil-Seon Choi and Dong-Myoung Ryoo. Their combined expertise has likely contributed to the success of his innovative projects.

Conclusion

Chang-Ho Ham is a distinguished inventor whose work in urea solution technologies has made a significant impact on the automotive industry. His patents reflect a commitment to innovation and improving vehicle performance. His contributions continue to influence advancements in emission control systems.

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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