Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9368010 | Security printing paper based on chipless radio frequency tag and method of manufacturing the same | Min Sik Kim, Seung Jin Ryu, Do Hoon Lee | 2016-06-14 |
| 9292238 | Method and apparatus for preventing leakage of printout using security paper | Seung Jin Ryu, Min Sik Kim, Do Hoon Lee | 2016-03-22 |