| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 2 | |
| #3 | China | 1 | |
| #4 | Russian Federation | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Consumer goods | |
| #3 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Walking sticks | |
| #3 | Animal care | |
| #4 | Office furniture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kim Cheon Ki | 7 |
| #2 | You Ji Soo | 2 |
| #3 | Yoo Ji Soo | 1 |
| #4 | You Ji-Soo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2019066270A1 | Pipe length adjusting device and stick structure having same | |
| KR102056382B1 | A foldable stick | |
| KR101915636B1 | PIPE LENGTH ADJUST APPARATUS for increased ease of operation | |
| KR101911462B1 | Pipe length adjust apparatus | |
| US2017181548A1 | Folding chair | |
| KR20170135201A | Folding type chair | |
| KR20160125125A | Stick device with adjustable length | |
| KR20160125124A | Stick device with adjustable length |