Inventor

JOO YOUNG HO

KR5 patents

⚠️ This page may combine multiple inventors who share the name “JOO YOUNG HO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SK TELECOM CO LTD

2 patents

US7983676B2Jul 19, 2011

Inter-system handover

SK TELECOM CO LTD22 citations90

US7809800B2Oct 5, 2010

Method for providing the location information on a mobile station based on DBM and TCP/IP

SK TELECOM CO LTD6 citations60

S K TELECOM CO LTD

1 patent

US7260406B2Aug 21, 2007

Method for tracking location of subscribers in dual stack mobile communication network

S K TELECOM CO LTD12 citations77

LEE WON JUN

1 patent

US8259622B2Sep 4, 2012

System and method for providing packet network-based multimedia ringback tone service

LEE WON JUN2 citations60

LEE SANG-YUN

1 patent

US8238918B2Aug 7, 2012

Hand over method from asynchronous mobile communication network to synchronous mobile communication network

LEE SANG-YUN0 citations34