Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7913490 | Hydraulic circuit for construction machine | Man Suk Jeon | 2011-03-29 |
| 7841175 | Hydraulic circuit for construction equipment | — | 2010-11-30 |
| 7721538 | Hydraulic circuit for construction machine | — | 2010-05-25 |
| 7458211 | Hydraulic control system for heavy construction equipment | — | 2008-12-02 |
| 7337807 | Hydraulic control valve with regeneration function | Man Suk Jeon | 2008-03-04 |
| 6745792 | Hydraulic relief valve | — | 2004-06-08 |
| 6745564 | Hydraulic variable control apparatus for heavy construction equipment | — | 2004-06-08 |