Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11454436 | Refrigerator having variable speed compressor and control method thereof | Sung In Park, Hyo Jin Yoon, Hyo Jae Shin, Jae Won Yang, Ho Hyun Ryu +1 more | 2022-09-27 |
| 10753675 | Refrigerator and method of controlling the same | Dong Nyeol Ryu, Kook Jeong Seo, Sung In Park, Hyo Jin Yoon, Hyung Gwan Je | 2020-08-25 |
| 9294022 | BLDC motor driving apparatus and refrigerator using the same | Sung In Park, Jeong Ho Seo, Hyo Jea Shin, Ho Hyun Ryu, Seon Gu Lee +3 more | 2016-03-22 |
| 7235941 | Phase commutation method of brushless direct current motor | Koji Hamaoka, Han Joo Yoo, Jeong Ho Seo, Hun Yub Bae, Yun-Jeong Kim +1 more | 2007-06-26 |
| 7190131 | Device and method for starting brushless direct current motor | Kwang Kyo Oh, Koji Hamaoka, Han Joo Yoo, Hun Yub Bae, Yun-Jeong Kim +1 more | 2007-03-13 |
| 6889510 | Networking system for refrigerator and method of upgrading the system | Dong June Song, Kyu-hwan Ahn | 2005-05-10 |