Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8350185 | Laser welding method for steel sheet | Byung Hun JUNG, Mun-Jong Song | 2013-01-08 |
| 8336934 | Bumper beam assembly for vehicle | Jeong Hwan Kwon, Inho Choi, Nakseung Jung, Sang-Eon Park | 2012-12-25 |
| 8336360 | Notch pressing device for crash box of vehicle | Sang Jin Ha | 2012-12-25 |
| 7758089 | Roll forming apparatus, method thereof, and bumper beam manufactured by the method | Jung Su Yoo | 2010-07-20 |
| 7231793 | Warm hydro-forming device | Sung Man Sohn, Bong-Jun Kim, Young-hoon Moon | 2007-06-19 |
| 5934544 | Apparatus and method for making an automotive bumper beam | Yong Ho Lee | 1999-08-10 |