Ka Ram Han

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for providing instant messaging service
- Patent number 10,305,827
- Issue date May 28, 2019
- KAKAO CORP.
- Seung Hwan Van
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for providing instant messaging service
- Patent number 9,807,038
- Issue date Oct 31, 2017
- Kakao Corporation
- Seung Hwan Van
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR PROVIDING INSTANT MESSAGING SERVICE
- Publication number 20180063043
- Publication date Mar 1, 2018
- KAKAO CORP.
- Seung Hwan Van
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND SYSTEM FOR PROVIDING INSTANT MESSAGING SERVICE
- Publication number 20140173003
- Publication date Jun 19, 2014
- KAKAO CORP.
- Seung Hwan Van
- G06 - COMPUTING CALCULATING COUNTING