Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11655398 | Curable petroleum resin, preparation method therefor, and use thereof | Je Min LEE, Jae Kyung Hwang, Wan Jae Lee, Myung Jong Kim, Won Seok Gong | 2023-05-23 |
| 11499068 | Curable petroleum resin, preparation method thereof, and use thereof | Je Min LEE, Myung Jong Kim, Wan Jae Lee, Dae-Soon Park | 2022-11-15 |
| 11186754 | Hydrogenated petroleum resin, and production method and use therefor | Sang Hyun Lee, Min Sik Cho, Joong Suk LEE | 2021-11-30 |
| 11168156 | Hydrocarbon resin, method for preparing hydrocarbon resin, and adhesive composition | Sang Hyun Lee, Joong Suk LEE, Min Sik Cho | 2021-11-09 |
| 11078816 | Oil pump control valve | Chang-Hoon Lee, Eui-Dong Roh, Jeong-Tae Kim, Ji Hoon Park, Yeong Jin JEONG | 2021-08-03 |
| 10988644 | Hydrocarbon resin, method for preparing hydrocarbon resin, and adhesive composition | Sang Hyun Lee, Joong Suk LEE, Min Sik Cho | 2021-04-27 |
| 10954420 | Curable modified petroleum resin, and preparation method and use thereof | Je Min LEE, Jae Kyung Hwang, Wan Jae Lee, Myung Jong Kim, Won Seok Gong | 2021-03-23 |
| 10954206 | Glycidyl ester compound preparation method | Jong Un Sung, Sang Youb Seong, Yu Sung KIM | 2021-03-23 |
| 10676546 | Hydrocarbon resin, method for preparing hydrocarbon resin, and adhesive composition | Sang Hyun Lee, Joong Suk LEE, Min Sik Cho | 2020-06-09 |
| 10647896 | Hydrogenated petroleum resin, and production method and use therefor | Sang Hyun Lee, Min Sik Cho, Joong Suk LEE | 2020-05-12 |
| 10424869 | Lead wire connector and solenoid valve including same | Chang-Hoon Lee, Kuk-Chan Moon, Ji Hoon Park, Mun-Hak Kim | 2019-09-24 |
| 10280266 | Curable petroleum resin and method for preparing same | Jung Soon Son, Myung Jong Kim, Won Seok Gong | 2019-05-07 |
| 10187245 | Method and apparatus for exchanging SIP option message for capability discovery of rich communication suite in portable terminal | Jeong-Wook Seo | 2019-01-22 |
| 8849320 | Method and apparatus for constructing database in mobile communication terminal | Jeong Hoon Kim, Jong In Kwak, Chae-Whan Lim, Ban Suk Choi, Ki-Yeung Kim | 2014-09-30 |
| 8639202 | Dynamic alternative frequency channel switching in wireless terminal | Jong Hwan Oh, Hae Min Park | 2014-01-28 |
| 8275333 | Apparatus and method for switching radio channel | Hye Jung Kim | 2012-09-25 |
| 7471830 | Preprocessing device and method for recognizing image characters | Chae-Whan Lim, Nam Chul Kim, Ick-Hoon Jang, Hwan-joon Kim, Chong-Heun Kim +2 more | 2008-12-30 |
| 7340110 | Device and method for correcting skew of an object in an image | Chae-Whan Lim, Nam Chul Kim, Ick-Hoon Jang | 2008-03-04 |