Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9806463 | Grounding type elbow connector having electroscope therein | Jong Min Joo, Sea Jun Lee, Kyoung Sun Choi, Jin Sub An, Seung Hong Lee | 2017-10-31 |
| 9620903 | Grounding type elbow connector | Jong Min Joo, Kyoung Sun Choi, Jin Sub An | 2017-04-11 |