Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10321782 | Electric rice pressure cooker and pressure cooker without a rubber packing | — | 2019-06-18 |
| 9347977 | Connection error detecting apparatus and method which detect a connection error in a smart meter | Sang Jun Kim, Tae Hyo Kim, Sang-Suh Park, Sung Min Kim | 2016-05-24 |