Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174426 | Color conversion film, and backlight unit and display apparatus comprising same | Nari Kim, Byeong-In Ahn, Hyun Seong Ko, Seijung Park, Hye Mi Oh | 2021-11-16 |
| 11143909 | Colour conversion film, and back light unit and display device comprising same | Sung Yong Min, Nari Kim, Ji Ho Kim, Hye Mi Oh | 2021-10-12 |
| 10988486 | Nitrogen-containing cyclic compound and color conversion film comprising same | Hye Mi Oh, Seijung Park | 2021-04-27 |
| 10962705 | Color conversion film and back light unit and display apparatus comprising the same | Byeong-In Ahn, Nari Kim, Ji Ho Kim, Joo Yeon Seo | 2021-03-30 |
| 10878649 | Access control system and access control method using the same | — | 2020-12-29 |
| 10755500 | Access control system and access control method using the same | In Sik Baek, Jong Keun Lee, Jung Young Kim, Seong Bin CHOI, Jae Won Lee | 2020-08-25 |
| 10755503 | Method and system for managing door access using beacon signal | Seong Bin CHOI, Jae Won Lee | 2020-08-25 |
| 10597581 | Color conversion film, production method for same, and backlight unit and display device comprising same | Nari Kim, Sehwan Son, Ji Ho Kim, Joo Yeon Seo, Byeong-In Ahn +1 more | 2020-03-24 |
| 10401550 | Back-light unit and display apparatus comprising same | Nari Kim, Byeong-In Ahn, Ji Ho Kim, Joo Yeon Seo | 2019-09-03 |
| 10332325 | Access control system and access control method using the same | Seong Jik Lee, Seong Bin CHOI, Jae Won Lee | 2019-06-25 |
| 10192378 | Method and system for managing door access using beacon signal | Seong Bin CHOI, Jae Won Lee | 2019-01-29 |
| 10180236 | Color conversion film and method for preparing the same | Joo Yeon Seo, Byeong-In Ahn, Nari Kim, Seijung Park, Taesung Park +2 more | 2019-01-15 |
| 10131836 | Color conversion film and back light unit and display apparatus comprising the same | Byeong-In Ahn, Nari Kim, Hoyong Lee, Ji Ho Kim, Joo Yeon Seo | 2018-11-20 |
| 9805533 | Method and system for managing door access using beacon signal | Seong Bin CHOI, Jae Won Lee | 2017-10-31 |
| 9745468 | Polyurethane resin composition for support pad and polyurethane support pad using the same | Na Ri Kim, Byeong-In Ahn, Sang Soon Choi, Young Ji TAE, Keong-Yeon Yoon | 2017-08-29 |
| 9223121 | Optical structure for acquiring fingerprint image | Jae Hyeon Park, Jae Won Lee | 2015-12-29 |
| 9133299 | Poly-urethane resin and poly-urethane absorbing pad using the same | Sang Soon Choi, Young Ji TAE, Keong-Yeon Yoon, Na Ri Kim, Byeong-In Ahn | 2015-09-15 |
| 9080079 | Slurry for chemical mechanical polishing | Eun-Mi Choi, Seung Beom Cho | 2015-07-14 |
| 8920220 | Polishing pad for chemical mechanical polishing apparatus | Ah Ram Kim, Byeong-In Ahn | 2014-12-30 |
| 8822339 | Slurry composition for CMP, and polishing method | Eun-Mi Choi, Seung Beom Cho | 2014-09-02 |
| 8670599 | Fingerprint authentication apparatus having a plurality of fingerprint sensors and method for same | Jea Won Lee, Bong Seop Song, Young Soo Moon, Ja-Sung Ku, Seong Jik Lee | 2014-03-11 |
| 8481149 | Polyurethane resin composition for mounting pad and polyurethane mounting pad using the same | Na Ri Kim, Byeong-In Ahn, Sang Soon Choi, Keong-Yeon Yoon | 2013-07-09 |
| 8303918 | Method for preparing cerium carbonate powder using urea | Myoung-Hwan Oh, Seung Beom Cho, Jun Seok Nho, Jong Pil Kim, Jang-Yul Kim | 2012-11-06 |
| 8137580 | CMP slurry composition for forming metal wiring line | Eun-Mi Choi, Seung Beom Cho, Hyun-Chul Ha | 2012-03-20 |
| 7524475 | Cerium oxide powder for one-component CMP slurry, preparation method thereof, one-component CMP slurry composition comprising the same, and method of shallow trench isolation using the slurry | Seung Beom Cho, Jun Seok Nho, Jong Pil Kim, Myoung-Hwan Oh, Jang-Yul Kim +2 more | 2009-04-28 |