Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9581366 | Air conditioner | — | 2017-02-28 |
| 8671713 | Air conditioner | — | 2014-03-18 |
| 8245948 | Co-generation and control method of the same | Sim Bok Ha, Cheol-Min Kim, Se Dong Chang | 2012-08-21 |
| 7305841 | Cogeneration system | Yun Ho Ryu, Yoon Jei Hwang, Cheol-Min Kim, Cheol Soo Ko | 2007-12-11 |
| 7275382 | Cogeneration system | Yun Ho Ryu, Yeong Seop Choe, Jae Won Lee, Baik Young Chung | 2007-10-02 |
| 7243505 | Cogeneration system | Yun Ho Ryu, Young Seob Choi, Baik Young Cheong, Jae Won Lee | 2007-07-17 |
| 7240504 | Cogeneration system | Yun Ho Ryu, Young Seob Choi, Baik Young Cheong, Jae Won Lee | 2007-07-10 |
| 7240502 | Method for controlling operation of air-conditioner | Yoon Jei Hwang, Yun Ho Ryu, Cheol-Min Kim, Chan Ho Song, Chang Min Choi +5 more | 2007-07-10 |