Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10301864 | Door driving system and refrigerator including the same | Yoshio Yasaka | 2019-05-28 |
| 10234195 | Lifting device and refrigerator including the same | Yoshio Yasaka, Katsumi Takenaka | 2019-03-19 |