Lars-Gunnar Lundell
12Patents
8h-index
1Co-inventors
58Inventor score
Filing activity: Oct 14, 1987 → Apr 12, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5064004A | Drill rod for percussion drilling | Fixed Constructions | 149 | Expired |
| US4951762A | Drill bit with cemented carbide inserts | Performing Operations; Transporting | 136 | Expired |
| US5947215A | Diamond enhanced rock drill bit for percussive drilling | Fixed Constructions | 89 | Expired |
| US6547891B2 | Elongated percussive rock drilling element | Chemistry; Metallurgy | 66 | Expired |
| US6220376A | Drill bit and button | Fixed Constructions | 44 | Expired |
| US6508318B1 | Percussive rock drill bit and buttons therefor and method for manufacturing drill bit | Fixed Constructions | 30 | Expired |
| US4872515A | Drill rod for percussion drilling | Fixed Constructions | 24 | Expired |
| US6658968B2 | Percussive rock drill bit and buttons therefor and method for manufacturing drill bit | Fixed Constructions | 21 | Expired |
| US5919578A | Friction welded product and method for manufacturing thereof | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6095266A | Drill rod and method for its manufacturer | Performing Operations; Transporting | 5 | Expired |
| US5988301A | Drill rod and method for its manufacture | Fixed Constructions | 4 | Expired |
| US6238489A | Methods and apparatus for masking a percussive drill member prior to a surface treatment thereof | Fixed Constructions | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.