Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8068347 | Printed circuit board having embedded RF module power stage circuit | Don Chul Choi, Jae Cheol Ju, Dong Hwan Lee, Sang Soo Park | 2011-11-29 |
| 7956702 | Balun | Dong Hwan Lee | 2011-06-07 |
| 7947909 | Substrate panel | Chang Hwan Choi, Soo-Heung Lee, Jong-Soo Yoo, Dal-Hyun Yoo, Ji-Chul An +1 more | 2011-05-24 |
| 7943252 | Battery module of improved safety and middle or large-sized battery pack containing the same | Dal-Mo Kang, HanHo Lee, Jeeho Kim, Jongmoon Yoon, Hey Woong Park +5 more | 2011-05-17 |
| 7937827 | Multilayer substrate manufacturing method | Don Chul Choi, Dong Hwan Lee | 2011-05-10 |
| 7928819 | Multilayer LC composite component | Dong Hwan Lee | 2011-04-19 |
| 7843702 | Printed circuit board having embedded RF module power stage circuit | Don Chul Choi, Jae Cheol Ju, Dong Hwan Lee, Sang Soo Park | 2010-11-30 |
| 7663892 | Printed circuit board having embedded RF module power stage circuit | Don Chul Choi, Jae Cheol Ju, Dong Hwan Lee, Sang Soo Park | 2010-02-16 |
| 7557445 | Multilayer substrate and the manufacturing method thereof | Don Chul Choi, Dong Hwan Lee | 2009-07-07 |
| 7262675 | Laminated filter with improved stop band attenuation | Dong Hwan Lee, Sung Yeol Park, Ki Pyo Hong | 2007-08-28 |
| 7230815 | Multilayered chip capacitor and printed circuit board having embedded multilayered chip capacitor | Chang Hoon Shim, Don Cheol Choi, Dong Hwan Lee | 2007-06-12 |