ATLAS COPCO CRAELIUS AB
19Patents
6Active
19Granted
37Portfolio score
Filing activity: Jun 7, 1996 → Jun 25, 2013 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6708784B1 | Core barrel valve assembly | Fixed Constructions | 37 | Expired |
| US5738388A | Device for permanent joining of tubes | Emerging Cross-Sectional Technologies | 25 | Expired |
| US9790752B2 | Handling device and method for handling drill string components in rock drilling and rock drill rig | Fixed Constructions | 11 | Active |
| US6016878A | Method and device for drilling | Fixed Constructions | 10 | Expired |
| US6446541B1 | Method and device for jointing rods and piston pump including the device | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5813484A | Casing tube with casing shoe | Fixed Constructions | 6 | Expired |
| US7779908B2 | Arrangement for affixing an expandable packer in a hole | Fixed Constructions | 5 | Expired |
| US6820703B1 | Locking device for a wire line core drilling system and a method for core drilling | Fixed Constructions | 4 | Expired |
| US9540891B2 | Device and method for handling drill string components and drill rig | Fixed Constructions | 3 | Active |
| US5845720A | Method for providing a substantially leakproof shielding layer in the ground and a device for performing the method | Fixed Constructions | 2 | Expired |
| US6860343B2 | Drill rod holder | Fixed Constructions | 2 | Expired |
| US10113374B2 | Device and method for handling drill string components in a drill rig and drill rig | Fixed Constructions | 2 | Active |
| US5996710A | Drilling device | Fixed Constructions | 2 | Expired |
| US6148934A | Coupling piece for use at simultaneous earth and/or rock drilling with an upper rotary percussion device and a lower percussion device | Fixed Constructions | 1 | Expired |
| US9428970B2 | Device and method for handling drill string components, as well as rock drilling rig | Fixed Constructions | 1 | Active |
| US9004609B2 | Method and device for working rock | Fixed Constructions | 1 | Active |
| US5795079A | Shaft bearing in a rock and ground-drilling machine | Fixed Constructions | 1 | Expired |
| US7878271B2 | Drill bit | Fixed Constructions | 0 | Expired |
| US8950823B2 | Method and device for working rock | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.