Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12300863 | Fuel cell apparatus and method for controlling the same | Heejoong Jang, Dongkeun Yang, Hyoungsuk Woo | 2025-05-13 | |
| 10823130 | Gas heat pump and control method therefor | Kwanho Yum, Song Choi | 2020-11-03 | $24,000 |
| 9827525 | Air conditioner | Jihye Oh, Beomsoo Seo | 2017-11-28 | $53,000 |
| 9266049 | Air-conditioner and controlling method thereof | Dongkeun Yang | 2016-02-23 | $44,000 |