| Title | No. | Registration Date |
Expiration Date |
|---|---|---|---|
| Structure for wetland footing | 10-0952596 | 2010-04-06 | 2029-07-16 |
| A precipitation tank of continuous flow type | 10-0930782 | 2009-12-01 | 2029-03-31 |
| Pile reinforced mechanical device applicable to all types of working loads and construction method therefor | 10-1031021 | 2011-04-18 | 2028-09-11 |
| OPTIMIZED SECTION DESIGNMETHOD FOR ILM BRIDGE CONSTRUCTION NOSE | 10-1044603 | 2011-06-21 | 2028-04-21 |
| COMPRESSED FLANGE STRUCTURE OF COMPOSITE-STEEL BOX GIRDER | 10-0970247 | 2010-07-07 | 2028-04-21 |
| The mold for the street light foundation construction | 10-0982755 | 2010-09-10 | 2028-03-13 |
| Integral composite slab bridge without abutments, supports, and expansion joints, and construction method thereof | 10-0983861 | 2010-09-16 | 2028-02-20 |
| A retaining wall structure for using slide rail and installation method | 10-0977206 | 2010-08-16 | 2028-02-25 |