KOSMEK LTD.
143Patents
58Active
143Granted
49Portfolio score
Filing activity: Sep 22, 1987 → Nov 29, 2022 · 8 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6527266B1 | Clamping apparatus with datum function | Performing Operations; Transporting | 35 | Expired |
| US6095509A | Clamping apparatus | Performing Operations; Transporting | 34 | Expired |
| US5810344A | Clamping apparatus | Performing Operations; Transporting | 32 | Expired |
| US6024354A | Clamping apparatus | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US6113086A | Rotary clamping apparatus | Performing Operations; Transporting | 20 | Expired |
| US5096347A | Spring clamp with clamped condition holding device | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5063648A | Apparatus and method for replacing working-object of processing machine | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5160124A | Clamping apparatus for work | Performing Operations; Transporting | 17 | Expired |
| US6736384B2 | Operation detecting device of clamp | Performing Operations; Transporting | 16 | Expired |
| US4909493A | Cylinder type hydraulic clamp | Performing Operations; Transporting | 16 | Expired |
| US5361884A | Conveying roller | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4989630A | Quick-acting coupling | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5065610A | Clamping apparatus for press brake | Performing Operations; Transporting | 14 | Expired |
| US4932640A | Hydraulic clamp | Performing Operations; Transporting | 14 | Expired |
| US4971107A | Quick-acting coupling | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5979267A | Clamping device | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4948105A | Hydraulic clamp | Performing Operations; Transporting | 13 | Expired |
| US5108079A | Hydraulic clamp with direct operated rotary clamping-member | Performing Operations; Transporting | 13 | Expired |
| US5174554A | Clamping apparatus | Performing Operations; Transporting | 13 | Expired |
| US6604738B2 | Clamping apparatus with datum function | Performing Operations; Transporting | 12 | Expired |
| US5927700A | Transmission device for a clamp | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7303186B2 | Aligning drive mechanism and positioning apparatus having this mechanism | Performing Operations; Transporting | 11 | Expired |
| US5876025A | Cylinder apparatus | Performing Operations; Transporting | 10 | Expired |
| US6101888A | Transmission device | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5113899A | Check valve with valve opening device | Emerging Cross-Sectional Technologies | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.