| Patent | registration date | Intellectual |
| Hydraulic Point Switch | 2014.06.02 | Korean Intellectual Property Office |
| High Speed Tensile Test System using Inertial Forces | 2014.06.02 | Korean Intellectual Property Office |
| Torsional Stiffness measuring Machine of Tire Sidewall Test Machine | 2014.05.29 | Korean Intellectual Property Office |
| Ball Joint Testing Machine | 2012.10.29 | Korean Intellectual Property Office |
| A Method and Device of Self-Tuning Control Hydraulic Cylinder for Floodgate Control., etc. | 2010.10.19 | Korean Intellectual Property Office |
| Hydraulic Directional Valve | 2010.06.22 | Korean Intellectual Property Office |
| Booster Pump | 2008.10.23 | Korean Intellectual Property Office |
| Rotary Actuators for Torsional Fatigue Tester. | 2008.10.23 | Korean Intellectual Property Office |
| Tire Universal Testing Machine. | 2008.09.18 | Korean Intellectual Property Office |
| Blowing Discard Synthetic resins compression System | 2005.12.20 | Korean Intellectual Property Office |
| Connecting System of Y-Axis Loading & Control Link for Virtual 3-Axes Vehicle Testing Machine. |
2005.08.02 | Korean Intellectual Property Office |
| Pressure Gauge and Sensor Swivel Joint | 2005.03.02 | Korean Intellectual Property Office |
| Stop Valve | 2003.04.03 | Korean Intellectual Property Office |
| Pressure Switch | 2001.07.09 | Korean Intellectual Property Office |
