Won Ki Jeong

Follow

Person

Seongnam-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Method for instant messaging service providing schedule service and...
- Patent number 11,817,962
- Issue date Nov 14, 2023
- KAKAO CORP.
- Jeong Min Yun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lift pin driving device and manufacturing apparatus having same
- Patent number 8,603,249
- Issue date Dec 10, 2013
- LG Electronics Inc.
- Jong Sun Kim
- G02 - OPTICS
Information Patent Grant
Substrate processing apparatus
- Patent number 8,272,826
- Issue date Sep 25, 2012
- Advanced Display Process Engineering Co., Ltd.
- Cheol Rae Jo
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR INSTANT MESSAGNING SERVICE PROVIDING SCHEDULE SERVICE AN...
- Publication number 20240031185
- Publication date Jan 25, 2024
- KAKAO CORP.
- Jeong Min YUN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR INSTANT MESSAGNING SERVICE PROVIDING SCHEDULE SERVICE AN...
- Publication number 20240031184
- Publication date Jan 25, 2024
- KAKAO CORP.
- Jeong Min YUN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR INSTANT MESSAGNING SERVICE PROVIDING SCHEDULE SERVICE AN...
- Publication number 20220191054
- Publication date Jun 16, 2022
- KAKAO CORP.
- Jeong Min YUN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SUBSTRATE PROCESSING APPARATUS HAVING A SENSING UNIT
- Publication number 20090032189
- Publication date Feb 5, 2009
- Won Ki JEONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SUBSTRATE PROCESSING APPARATUS
- Publication number 20090035103
- Publication date Feb 5, 2009
- Cheol Rae Jo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIFT PIN DRIVING DEVICE AND MANUFACTURING APPARATUS HAVING SAME
- Publication number 20080134814
- Publication date Jun 12, 2008
- Jong Sun KIM
- G02 - OPTICS