| 8604239 |
Diethylene tricarbamide and diethylene tricarbamide-formaldehyde condensation resins |
— |
2013-12-10 |
| 8482355 |
Power amplifier |
Byeong Hak Jo, Yoo Sam Na, Hyeon Seok Hwang, Moon Suk Jeong, Gyu Suck KIM |
2013-07-09 |
| 8139573 |
Mobile communication terminal and multimedia message processing method using the same |
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2012-03-20 |
| 8018285 |
Step variable gain amplifier |
Yoo Sam Na |
2011-09-13 |
| 7663443 |
Active balun circuit |
Yoo Sam Na, Hyeon Seok Hwang |
2010-02-16 |
| 7570935 |
Derivative superposition circuit for linearization |
Yoo Sam Na, Byung Sung Kim, Won Jin Baek |
2009-08-04 |
| 7525395 |
Step attenuator |
Hyeon Seok Hwang, Yoo Sam Na, Byeong Hak Jo, Kyoung Seok Park |
2009-04-28 |
| 7274257 |
Variable gain wideband amplifier |
Won Jin Baek |
2007-09-25 |
| 5660931 |
Polymeric film with paper-like characteristics |
Sang-Il Kim, Young Jin Lee, Bum-Sang Kim, Ju-Ik Son |
1997-08-26 |
| 5602195 |
Polymeric film and process for the preparation thereof |
Sang-Il Kim, Young Jin Lee, Bum-Sang Kim |
1997-02-11 |
| 5403879 |
Polyester film and articles made therefrom |
Sang-Il Kim |
1995-04-04 |
