DAEMO ENGINEERING CO., LTD.
8Patents
5Active
8Granted
42Portfolio score
Filing activity: Aug 23, 1999 → Jan 3, 2018
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6332747A | Coupling apparatus for detachably attaching an excavating device to excavator | Fixed Constructions | 33 | Expired |
| US6227307A | Sound and dust proof breaker | Performing Operations; Transporting | 25 | Expired |
| US6298560A | Shear assembly | Fixed Constructions | 17 | Expired |
| US10022850B2 | Stepless variable auto stroke hydraulic breaker system | Performing Operations; Transporting | 3 | Active |
| US10472797B2 | Two step hydraulic breaker with automatic stroke adjustment | Performing Operations; Transporting | 3 | Active |
| US10857658B2 | Hydraulic percussion device and construction apparatus having the same | Performing Operations; Transporting | 2 | Active |
| US10801184B2 | Hydraulic breaker capable of calculating operating time | Physics | 1 | Active |
| US11261577B2 | Safety device for quick coupler | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.