Klaus Ludwig
7Patents
4h-index
8Co-inventors
50Inventor score
Filing activity: Dec 21, 1979 → May 7, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4950162A | Framework for producing tooth-replacing bridges | Human Necessities | 12 | Expired |
| US9465261B2 | Display device | Physics | 9 | Active |
| US7940340B2 | Multilayer body with electrically controllable optically active systems of layers | Physics | 7 | Active |
| US8896501B2 | Security element for the identification of a security document using liquid crystal display driven with piezoelectric energy source and method for producing it | Physics | 6 | Active |
| US10335987B2 | Multilayer body and method for producing same | Electricity | 4 | Active |
| US8604907B2 | Multilayer flexible film body | Physics | 3 | Active |
| US4306452A | Calorimeter | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.