For the Inventor, By the Inventor

Enter assignee name

Seongnam, South Korea

Kakao Corporation

USPTO Granted Patents = 122

EPO Patents = 3

Trademarks = 89

Forward Citations = 53

Loading Chart...

Loading Chart...

430 inventors (with patents filed for the assignee):

Ji Sun Lee (13 out of 18 patents)

Ki Yong Shim (9 out of 9 patents)

Young Min Park (8 out of 8 patents)

4. Ji Soo Hwang (8 out of 8 patents)

5. Han Wool Cha (8 out of 8 patents)

6. Eun Jung Ko (7 out of 31 patents)

7. Yang Kyun Park (7 out of 7 patents)

8. Doo Won Lee (6 out of 6 patents)

9. Su Hyeok Cha (6 out of 7 patents)

10. Hee Jin Lim (6 out of 6 patents)

11. Jee Min Yang (6 out of 6 patents)

12. Hwa Young Lee (5 out of 5 patents)

13. No Suk Myung (5 out of 5 patents)

14. Seung Hwan Van (5 out of 5 patents)

15. Chun Ho Kim (5 out of 5 patents)

Core Competencies:

Instant Messaging

User Profiles

Chat Rooms

Content Recommendations

Group Video Calls

Counseling Services

Emoticon Recommendations

Digital Card Services

Spam Detection

Anonymous Chat

Social Networking

Advertisement Tracking

122 patents: Sort by Forward Citations

1. 12770104 - Operating method of terminal and terminal (2026-10-20),

2. 12764100 - Method, server and user terminals for grouping and managing messenger service users (2026-10-13),

3. 12737801 - Method, server and user terminal for product recommendation (2026-09-15),

4. 12732575 - Method and server for providing notification message to user terminal (2026-09-08),

5. 12718014 - Method, user terminal, and server for recommending emoticons based on user's emoticon preference information (2026-08-25),

6. 12710288 - METHOD AND SYSTEM FOR PROVIDING INDOOR MAP (2026-08-18),

7. 12689786 - Method, sever, and user terminal for content recommendation based on travel information of user (2026-07-21),

8. 12676825 - Recommending content (2026-07-07),

9. 12676035 - Access card providing method, access card checking method, and apparatus for performing same methods (2026-07-07),

10. 12638957 - Communication system using user interfaces for automatic instant messenger chat summary generation (2026-05-26),

11. 12627621 - Communication system using user interfaces for dynamic modification of chat communication elements of instant messenger (2026-05-12),

12. 12621303 - Method and apparatus for transferring qualification information (2026-05-05),

13. 12613951 - Method and device for connecting map application to process for affiliation authentication of user account (2026-04-28),

14. 12592900 - Method and apparatus for messaging service (2026-03-31),

15. 12573297 - Method for providing bus information in real time, and system and application implementing the method (2026-03-10),

Company Overview

Kakao Corporation, headquartered in Seongnam, South Korea, specializes in instant messaging services that enhance digital communication. The company develops a range of technologies including user profiles, chat rooms, and content recommendations, catering to diverse user needs. Kakao's platform also supports group video calls and counseling services, alongside innovative features like emoticon recommendations and digital card services, positioning it as a leader in the messaging and social interaction space.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

122 Patents

#9 in Seongnam

#166 in South Korea

#6,571 in the World

Seongnam, South Korea

Kakao Corporation

Forward Citations = 53

430 inventors:

Ji Sun Lee (13 out of 18 patents)

Ki Yong Shim (9 out of 9 patents)

Young Min Park (8 out of 8 patents)

4. Ji Soo Hwang (8 out of 8 patents)

5. Han Wool Cha (8 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kakao Corporation. Retrieved from https://idiyas.com/company/kakao

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

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]

Loading…