Wolfgang Kappis
23Patents
6h-index
23Co-inventors
65Inventor score
Filing activity: Aug 11, 1999 → Jun 14, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6224328A | Turbomachine with cooled rotor shaft | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7513747B2 | Rotor for a compressor | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US7114927B2 | Fixing method for the blading of a fluid-flow machine and fixing arrangement | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7351039B2 | Compressor rotor blade | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US9004853B2 | Axial compressor with an injection device for injecting a fluid | Emerging Cross-Sectional Technologies | 6 | Active |
| US8708660B2 | Airfoil for a compressor blade | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US6647602B2 | Fixation device for blading of a turbo-machine | Emerging Cross-Sectional Technologies | 6 | Expired |
| US8747072B2 | Airfoil for a compressor blade | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US8523531B2 | Airfoil for a compressor blade | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US7192256B2 | Rotor end piece | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US8569928B2 | Method for influencing, damping, or suppressing mechanical vibrations occurring during operation in a turbomachine blade, a turbomachine blade useful for carrying out the method, and a piezoelectric damping element | Emerging Cross-Sectional Technologies | 4 | Active |
| US9291059B2 | Airfoil for a compressor blade | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8449261B2 | Blade for an axial compressor and manufacturing method thereof | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US7367778B2 | Rotor end piece | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7338258B2 | Axially separate rotor end piece | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7309214B2 | Rotor end piece | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7048508B2 | Rotor end piece | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US8033784B2 | Compressor rotor | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10480404B2 | Method for injecting water into a multistage axial compressor of a gas turbine | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9810226B2 | Axial compressor | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8720057B2 | Method for reconditioning a rotor of a turbomachine | Emerging Cross-Sectional Technologies | 0 | Active |
| US8915716B2 | Turbomachine rotor | Emerging Cross-Sectional Technologies | 0 | Active |
| US9903382B2 | Axial compressor for fluid-flow machines | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.