| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Furniture and games | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Swimming pools | |
| #2 | Chairs and beds | |
| #3 | Unspecified technologies | |
| #4 | Nails | |
| #5 | Office furniture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Choi Kwan-Jun | 18 |
| Publication | Filing date | Title |
|---|---|---|
| US2010235990A1 | Connecting structure for a bed foot | |
| CA2548670A1 | A foldable tent frame | |
| US2011126352A1 | Foldable bed unit |