Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8915094 | Refrigerator and operating method thereof | Chang Oh Kim | 2014-12-23 |
| 8371824 | Apparatus and method for controlling linear compressor with inverter unit | Sang-Sub Jeong, Jung-Hwan Kang, Sung Ho Park, Hyuk Lee | 2013-02-12 |
| 8368344 | Refrigerator and operating method thereof | Chang Oh Kim | 2013-02-05 |
| 8277199 | Apparatus and method for controlling operation of linear compressor | Ji-Won Sung, Chel-Woong Lee | 2012-10-02 |
| 8197220 | Driving control apparatus and method for linear compressor | Ji-Won Sung, Kyung-Bum Heo | 2012-06-12 |
| 8109736 | Apparatus and method for controlling operation of a linear compressor using a phase difference inflection point detecting unit | Ji-Won Sung, Chel-Woong Lee | 2012-02-07 |
| 8100668 | Apparatus and method for controlling operation of a linear compressor using a detected inflection point | Ji-Won Sung, Chel-Woong Lee | 2012-01-24 |
| 7845912 | Driving controlling apparatus for linear compressor and method thereof | Ji-Woon Sung, Chel-Woong Lee | 2010-12-07 |
| 7665972 | Apparatus and method for controlling operation of reciprocating compressor | Chel-Woong Lee, Ji-Won Sung, Hyung Jin Kim | 2010-02-23 |
| 7628591 | Apparatus and method for controlling operation of compressor | Chel-Woong Lee, Ji-Won Sung | 2009-12-08 |
| 7547197 | Driving controlling apparatus for linear compressor and method thereof | Ji-Woon Sung, Chel-Woong Lee | 2009-06-16 |
| 7520730 | Apparatus and method for controlling operation of compressor | Chel-Woong Lee, Ji-Won Sung | 2009-04-21 |
| 7468588 | Apparatus and method for controlling operation of reciprocating compressor | Chel-Woong Lee, Ji-Won Sung | 2008-12-23 |
| 7459868 | Apparatus for controlling operation of reciprocating compressor and method thereof | Min-Gyu Hwang, Chel-Woong Lee | 2008-12-02 |
| 7456592 | Apparatus and method for controlling operation of reciprocating compressor | Chel-Woong Lee, Ji-Won Sung | 2008-11-25 |
| 7408310 | Apparatus for controlling driving of reciprocating compressor and method thereof | Eon-Pyo Hong, Myung Ryul Lee, Kyeong-Bae Park, Chel-Woong Lee, Gye-Young Song +1 more | 2008-08-05 |
| 7341432 | Apparatus and method for controlling operation of reciprocating compressor | Ji-Won Sung, Chel-Woong Lee, Hyuk Lee, Hyung Jin Kim | 2008-03-11 |
| 7335001 | Apparatus and method for controlling operation of a reciprocating compressor | Chel-Woong Lee, Ji-Won Sung | 2008-02-26 |
| 7271563 | Apparatus for controlling operation of reciprocating compressor, and method therefor | Chel-Woong Lee, Hyung Joo Kim | 2007-09-18 |
| 6930462 | Apparatus and method for controlling operation of compressor | Chel-Woong Lee, Ji-Won Sung, Hyuk Lee | 2005-08-16 |
| 6851934 | Stroke control apparatus of reciprocating compressor and method thereof | Chel-Woong Lee, Min Hwang | 2005-02-08 |
| 6815922 | Apparatus and method for controlling operation of compressor | Chel-Woong Lee, Ji-Won Sung, Hyuk Lee | 2004-11-09 |
| 6685438 | Apparatus and method for controlling operation of reciprocating compressor | Chel-Woong Lee, Min Hwang | 2004-02-03 |
| 6682310 | Apparatus and method for controlling operation of reciprocating motor compressor | Min Hwang, Chel-Woong Lee | 2004-01-27 |
| 6616414 | Apparatus and method for controlling a compressor | Jae Chun Lee, Min Hwang, Chel-Woong Lee | 2003-09-09 |