Seongnam, South Korea

Han Wool Cha

This inventor holds 8 USPTO granted patents and 2 published patent applications. Top assignees: Kakao Corporation, Dk Techin Corp.. Active years: 2023-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Han Wool Cha. Retrieved from https://idiyas.com/inventor/han-wool-cha

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

USPTO Granted Patents = 8 

% Patents Active = 87.5

Average Co-Inventor Count = 3.7

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2023-2026

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8 patents (USPTO):Explore Patents

Title: Han Wool Cha: Innovator in Messaging Technology

Introduction

Han Wool Cha is a prominent inventor based in Seongnam-si, South Korea. He has made significant contributions to the field of messaging technology, holding a total of seven patents. His innovative approaches have paved the way for advancements in communication applications.

Latest Patents

Among his latest patents is a method and apparatus for a messaging service. This invention outlines an operating method for a terminal with a messaging service application. It includes displaying a keyword of a first type in a chat interface, detecting this keyword from text input, and changing the input mode based on a second type keyword. Another notable patent is for an instant messaging server that provides multiple types of chat rooms. This server allows for the storage of chat data in a shared drive and enables participants to access previous chat data based on their access authority.

Career Highlights

Han Wool Cha has worked with notable companies such as Kakao Corporation and Dk Techin Corp. His experience in these organizations has contributed to his expertise in developing innovative messaging solutions.

Collaborations

Some of his coworkers include Eun Hye Kim and Seok Gyu Lee, who have collaborated with him on various projects.

Conclusion

Han Wool Cha's contributions to messaging technology demonstrate his innovative spirit and commitment to enhancing communication methods. His patents reflect a deep understanding of user needs and technological advancements in the field.

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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