| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 7 | |
| #2 | United States | 4 | |
| #3 | Australia | 1 | |
| #4 | China | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Environmental technology | |
| #3 | Machine tools | |
| #4 | Machines | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Milling | |
| #3 | Solid waste disposal | |
| #4 | Presses | |
| #5 | Scaffolding |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kim Sukyoon | 14 |
| #2 | Kim Seoji | 1 |
| #3 | Kim Yusie | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2017343142A1 | Pipe connecting device using rotary wedge | |
| WO2016108517A1 | Pipe connecting device using rotary wedge | |
| WO2009145487A2 | Connector for piping | |
| WO2004097281A1 | Pipe fixing system | |
| AU2002365787A1 | Joint for plumbing |