Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9481427 | Bicycle kickstand | Kangho Choi | 2016-11-01 |
| 9360232 | Fluidized bed heat exchange apparatus for recovering heat of flue gas for producing high temperature water | Sang-Il Park, Kyoung-Bin Choi | 2016-06-07 |
| 9346444 | Booster assembly for vehicle | Sung Je Lee, Young Jun SON | 2016-05-24 |
| 9145934 | Decelerator and motor brake with the same | Jin Seok Kim | 2015-09-29 |
| 8997910 | Electric bicycle | Il Yong Kim | 2015-04-07 |
| D723432 | Frame for a bicycle | — | 2015-03-03 |
| 8915079 | Brake actuator unit | Seung Hyup Bae, Hong Ki Kim | 2014-12-23 |
| 8863919 | Electric parking brake system | Yu Don Jung | 2014-10-21 |
| 8863920 | Electronic parking brake | Byung Ju Park | 2014-10-21 |
| 8857550 | Electric bicycle | Jeong Rae KIM | 2014-10-14 |
| 8827052 | Decelerator and motor brake with the same | Sung-Wook Yu | 2014-09-09 |
| 8814194 | Folding type bicycle | Jeong Rae KIM | 2014-08-26 |
| 8794653 | Folding type bicycle | Jeong Rae KIM | 2014-08-05 |
| 8701407 | Hydraulic active booster | Seung Hyup Bae | 2014-04-22 |
| 8528928 | Folding type bicycle | Jeong Rae KIM | 2013-09-10 |
| 8181693 | Self-cleaning heat exchanger using system for supplying solid particle and water | Sang-Il Park, Kyong-Bin Choi | 2012-05-22 |
| 6102490 | Braking system of an automobile having a variably exhausting pump unit | — | 2000-08-15 |