Leister Process Technologies
38Patents
9Active
38Granted
38Portfolio score
Filing activity: Feb 3, 1999 → Feb 3, 2011 · 9 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6465757B1 | Laser joining method and a device for joining different workpieces made of plastic or joining plastic to other materials | Performing Operations; Transporting | 74 | Expired |
| USD621430S1 | Welding device | General | 33 | Expired |
| USD638217S1 | Tool box | General | 31 | Expired |
| USD642604S1 | Stationary welding apparatus | General | 25 | Expired |
| USD558803S1 | Welding machine housing | General | 23 | Expired |
| US6417481B2 | Method and a device for heating at least two elements by means of laser beams of high energy density | Performing Operations; Transporting | 23 | Expired |
| US7223315B2 | Method and apparatus for heating plastics by means of laser beams | Performing Operations; Transporting | 23 | Expired |
| USD604399S1 | Air heater | General | 20 | Expired |
| USD654521S1 | Welding apparatus | General | 19 | Expired |
| USD617434S1 | Air heater | General | 17 | Expired |
| US7294249B2 | Microfluidic component and method for sorting particles in a fluid | Physics | 15 | Expired |
| US6866077B2 | Automatic welding machine | Emerging Cross-Sectional Technologies | 14 | Expired |
| USD520539S1 | Extrusion welder housing | General | 12 | Expired |
| US7282665B2 | Method and apparatus for processing articles with a laser beam | Performing Operations; Transporting | 8 | Expired |
| US6966968B2 | Process and apparatus for joining polymer materials at a high welding speed | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7211166B2 | Method and device for joining workpieces made from plastic in three-dimensional form by means of a laser beam | Performing Operations; Transporting | 6 | Expired |
| USD631312S1 | Hot air tool | General | 6 | Expired |
| US6170550A | Pressing device for welding sealing webs | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7905267B2 | Handheld welding tool with external air supply | Emerging Cross-Sectional Technologies | 5 | Active |
| USD602251S1 | Case | General | 5 | Expired |
| US6683285B2 | Hot-air device | Electricity | 4 | Expired |
| USD567833S1 | Housing for welding extruder | General | 3 | Expired |
| US7297222B2 | Method and device for the mask welding of moving plastic films by lasers | Performing Operations; Transporting | 3 | Expired |
| USD639834S1 | Hot air nozzle | General | 3 | Expired |
| US8002165B2 | Method and welding device for connecting sheets of material | Performing Operations; Transporting | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.