| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 11 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Civil engineering | |
| #5 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Cycles | |
| #2 | Wheelchairs and sledges | |
| #3 | Gearing | |
| #4 | Horticulture | |
| #5 | Cycle accessories | |
| #6 | Unspecified technologies | |
| #7 | Nails | |
| #8 | Street cleaning |
| # | Name | Total Patents |
|---|---|---|
| #1 | I Sang Ok | 11 |
| Publication | Filing date | Title |
|---|---|---|
| KR20140121673A | An apparatus for controlling a body of rotation | |
| KR20140101125A | Bicycle Transmission | |
| KR20120119700A | Collapsible bicycle | |
| KR20100030198A | Collapsible bicycle | |
| KR20100005259A | Collapsible bicycle | |
| KR20090128001A | Collapsible bicycle | |
| KR20090128010A | Collapsible bicycle | |
| KR20090128003A | Collapsible bicycle | |
| KR20090079551A | Collapsible bicycle | |
| KR20080070913A | Collapsible bicycle | |
| KR20080070914A | Lawn seedbed |