Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9521605 | Method and apparatus for handover | Sung Min OH, Hyun Seo PARK, Ae-Soon Park | 2016-12-13 |
| 9497683 | Handover method and apparatus | Hyun Seo PARK, Sung Min OH, Ae-Soon Park, Eunah Kim, Jaesheung SHIN +1 more | 2016-11-15 |
| 8612557 | Method for establishing connection between user-network of other technology and domain name system proxy server for controlling the same | Kim Kyung-Sook, Jung Sook BAE, Mahn-Hoon Lee, Hyun Seo PARK, Gyung-Chul Shin +2 more | 2013-12-17 |
| RE44169 | Method for supporting session mobility | Hyun Seo PARK, Je-Hun Rhee, Kyung Sook KIM, Young-Jick Bahg, Gyung-Chul Shin | 2013-04-23 |
| 7570756 | Method for supporting session mobility | Hyun Seo PARK, Je-Hun Rhee, Kyung Sook KIM, Young-Jick Bahg, Gyung-Chul Shin | 2009-08-04 |
| 7555555 | SIP-based multimedia communication system capable of providing mobility using lifelong number and mobility providing method | Hyun Seo PARK, Kyung Sook KIM, Young-Jick Bahg | 2009-06-30 |
| 5896571 | Switch control method for dual tone multi-frequency service of MSC | Dae-sik Kim | 1999-04-20 |