Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE47013 | Method for measuring location of radio frequency identification reader by using beacon | Sangwoo Rhie, Sangmok Sohn, Soonjae Jeong, Youngshin Yoon, Youngil Kim +4 more | 2018-08-28 |
| 9659245 | Bar code copy prevention method and device therefor | — | 2017-05-23 |
| 8629773 | Method for measuring location of radio frequency identification reader by using beacon | Sangwoo Rhie, Sangmok Sohn, Soonjae Jeong, Youngshin Yoon, Youngil Kim +4 more | 2014-01-14 |