Han Wool CHA

Person

Seongnam-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Instant messaging server providing multiple types of chat rooms
- Patent number 12,348,470
- Issue date Jul 1, 2025
- KAKAO CORP.
- Han Wool Cha
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for messaging service
- Patent number 12,323,374
- Issue date Jun 3, 2025
- KAKAO CORP.
- Eun Hye Kim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for messaging service
- Patent number 12,299,059
- Issue date May 13, 2025
- KAKAO CORP.
- Eun Hye Kim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for messaging service
- Patent number 12,126,579
- Issue date Oct 22, 2024
- KAKAO CORP.
- Dong Hyun Ban
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for messaging service
- Patent number 12,095,714
- Issue date Sep 17, 2024
- KAKAO CORP.
- Eun Hye Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Instant messaging server providing multiple types of chat rooms
- Patent number 11,824,823
- Issue date Nov 21, 2023
- KAKAO CORP.
- Han Wool Cha
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SERVER FOR PROVIDING NOTIFICATION MESSAGE TO USER TERMINAL
- Publication number 20240195906
- Publication date Jun 13, 2024
- KAKAO CORP.
- Seok Gyu LEE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INSTANT MESSAGING SERVER PROVIDING MULTIPLE TYPES OF CHAT ROOMS
- Publication number 20240039877
- Publication date Feb 1, 2024
- KAKAO CORP.
- Han Wool CHA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR MESSAGING SERVICE
- Publication number 20230370397
- Publication date Nov 16, 2023
- KAKAO CORP.
- Dong Hyun BAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR MESSAGING SERVICE
- Publication number 20230367831
- Publication date Nov 16, 2023
- KAKAO CORP.
- Eun Hye KIM
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR MESSAGING SERVICE
- Publication number 20230370404
- Publication date Nov 16, 2023
- KAKAO CORP.
- Eun Hye KIM
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR MESSAGING SERVICE
- Publication number 20230370405
- Publication date Nov 16, 2023
- KAKAO CORP.
- Eun Hye KIM
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR MESSAGING SERVICE
- Publication number 20230370396
- Publication date Nov 16, 2023
- KAKAO CORP.
- Dong Hyun BAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR MESSAGING SERVICE
- Publication number 20230370403
- Publication date Nov 16, 2023
- KAKAO CORP.
- Eun Hye KIM
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INSTANT MESSAGING SERVER PROVIDING MULTIPLE TYPES OF CHAT ROOMS
- Publication number 20220150205
- Publication date May 12, 2022
- KAKAO CORP.
- Han Wool CHA
- G06 - COMPUTING CALCULATING COUNTING

Han Wool CHA

Person

Patents Grantslast 30 patents

Instant messaging server providing multiple types of chat rooms

Method and apparatus for messaging service

Method and apparatus for messaging service

Method and apparatus for messaging service

Method and apparatus for messaging service

Instant messaging server providing multiple types of chat rooms

Patents Applicationslast 30 patents

METHOD AND SERVER FOR PROVIDING NOTIFICATION MESSAGE TO USER TERMINAL

INSTANT MESSAGING SERVER PROVIDING MULTIPLE TYPES OF CHAT ROOMS

METHOD AND APPARATUS FOR MESSAGING SERVICE

METHOD AND APPARATUS FOR MESSAGING SERVICE

METHOD AND APPARATUS FOR MESSAGING SERVICE

METHOD AND APPARATUS FOR MESSAGING SERVICE

METHOD AND APPARATUS FOR MESSAGING SERVICE

METHOD AND APPARATUS FOR MESSAGING SERVICE

INSTANT MESSAGING SERVER PROVIDING MULTIPLE TYPES OF CHAT ROOMS