Stellram S.A.
13Patents
0Active
13Granted
30Portfolio score
Filing activity: Dec 16, 1975 → Jan 13, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4940369A | Milling cutter with indexable inserts | Emerging Cross-Sectional Technologies | 64 | Expired |
| US4237184A | Stratified protecting coating for wearing pieces and hard metal cutting tools | Emerging Cross-Sectional Technologies | 57 | Expired |
| US4574011A | Sintered alloy based on carbides | Physics | 51 | Expired |
| US4946318A | Milling cutter with removable inserts | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4493596A | Rotary material removing tool | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4826364A | One-piece rotary material removing tool of sintered hard metal | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4733995A | Milling cutter for machining T-shaped grooves | Emerging Cross-Sectional Technologies | 30 | Expired |
| US3968550A | Hard metal cutting bit | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4330227A | Cutting tool with interchangeable insert-holding cartridges | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4720217A | Cutter bit for machining by chip removal | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4813824A | Single-lip drilling tool | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4464087A | Cutting tool | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4580929A | Machine tool with interchangeable insert-holding cartridges | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.