Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8009017 | Contactless type communication tag, portable tag reader for verifying a genuine article, and method for providing information of whether an article is genuine or not | Mi Kyoung Park | 2011-08-30 |
| 7842125 | Process for refining nitrogen trifluoride gas using alkali earth metal exchanged zeolite | Yong-Chul Park, Woo-Sik Jeong, Jang Won Lee, Ik-Hyeon Kwon | 2010-11-30 |
| 7637986 | Process for refining nitrogen trifluoride gas using alkali earth metal exchanged and impregnated zeolite | Yong-Chul Park, Woo-Sik Jeong, Jang Won Lee, Ik-Hyeon Kwon | 2009-12-29 |
| 7606557 | Mobile communication terminal having a function of reading out information from contactless type communication tag and method for providing information of whether an article is genuine or not | Mi Kyoung Park | 2009-10-20 |