Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10397181 | Address book information service system, and method and device for address book information service therein | Jonghyun Kim, Hosung Joh | 2019-08-27 |
| RE47013 | Method for measuring location of radio frequency identification reader by using beacon | Sangwoo Rhie, Sangmok Sohn, Soonjae Jeong, Jaesic Jeon, Youngil Kim +4 more | 2018-08-28 |
| 9843556 | Address book information service system, and method and device for address book information service therein | Jonghyun Kim, Hosung Joh | 2017-12-12 |
| 8629773 | Method for measuring location of radio frequency identification reader by using beacon | Sangwoo Rhie, Sangmok Sohn, Soonjae Jeong, Jaesic Jeon, Youngil Kim +4 more | 2014-01-14 |
| 8610544 | Method for determining optimal frame size for tag collision prevention in RFID system | Hyunmin Jang, Wonjun Lee, Donghwan Lee, Joosik Lee, Sukil Kang +1 more | 2013-12-17 |