Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470905 | Multifunctional urgent shutoff safety valves | Yong-Jae Im, Han-Sub Shim, Hyung-Sob Shim | 2002-10-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470905 | Multifunctional urgent shutoff safety valves | Yong-Jae Im, Han-Sub Shim, Hyung-Sob Shim | 2002-10-29 |