Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10139680 | Method of manufacturing display panel, display panel, and display device | Wei Li, Huiyue LUO, Heyu An, Guanchao Li | 2018-11-27 |
| 8145188 | Method for call charge transfer between mobile communication terminals | So Jeong Park, Bo-Keun KIM, Dong-Han Kang, Chang Min Oh | 2012-03-27 |
| 7953398 | Method for receiving incoming call in mobile communication terminal using local wireless communication during user absence | Gyu-Seok SHIM, Dong-Han Kang, Chang Min Oh | 2011-05-31 |
| 7657056 | Apparatus for identifying a photographer of an image | Seong-Geun Kwon, Jeon-Man Park, Dong-Han Kang | 2010-02-02 |
| 7599704 | Voice call connection method during a push to talk call in a mobile communication system | Sung Jae YOON, Dong-Han Kang | 2009-10-06 |
| 7580721 | Method of communicating using a push to talk scheme in a mobile communication system | Sung Jae YOON, Dong-Han Kang | 2009-08-25 |
| 7536180 | Push to talk (PTT) service method | Sung Jae YOON, Dong-Han Kang | 2009-05-19 |
| 7536195 | Method for PTT service in the push to talk portable terminal | Sung Jae YOON, Dong-Han Kang | 2009-05-19 |
| 5870463 | Answering telephone using three-party call service | — | 1999-02-09 |