Membership
Tour
Register
Log in
Youngshin Yoon
Follow
Person
Seoul, KR
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Address book information service system, and method and device for...
Patent number
10,397,181
Issue date
Aug 27, 2019
SK PLANET CO., LTD.
Jonghyun Kim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for measuring location of radio frequency identification rea...
Patent number
RE47013
Issue date
Aug 28, 2018
SK Telecom Co., Ltd
Sangwoo Rhie
Information
Patent Grant
Address book information service system, and method and device for...
Patent number
9,843,556
Issue date
Dec 12, 2017
SK PLANET CO., LTD.
Jonghyun Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for measuring location of radio frequency identification rea...
Patent number
8,629,773
Issue date
Jan 14, 2014
SK Telecom Co., Ltd.
Sangwoo Rhie
G01 - MEASURING TESTING
Information
Patent Grant
Method for determining optimal frame size for tag collision prevent...
Patent number
8,610,544
Issue date
Dec 17, 2013
SK Telecom Co, Ltd.
Hyunmin Jang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ADDRESS BOOK INFORMATION SERVICE SYSTEM, AND METHOD AND DEVICE FOR...
Publication number
20180069828
Publication date
Mar 8, 2018
SK PLANET CO., LTD.
Jonghyun KIM
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ADDRESS BOOK INFORMATION SERVICE SYSTEM, AND METHOD AND DEVICE FOR...
Publication number
20150099548
Publication date
Apr 9, 2015
SK PLANET CO., LTD.
Jonghyun KIM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR DETERMINING OPTIMAL FRAME SIZE FOR TAG COLLISION PREVENT...
Publication number
20110063085
Publication date
Mar 17, 2011
SK Telecom Co., Ltd.
HYUNMIN JANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR MEASURING LOCATION OF RADIO FREQUENCY IDENTIFICATION REA...
Publication number
20100066503
Publication date
Mar 18, 2010
SK Telecom Co., Ltd.
Sangwoo Rhie
G01 - MEASURING TESTING