Steffen Koehler
5Patents
3h-index
14Co-inventors
50Inventor score
Filing activity: Jan 26, 1998 → Mar 10, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6426815B1 | WDM ring transmission system having two hubs | Electricity | 27 | Expired |
| US6141125A | Intra-node diagnostic signal | Electricity | 24 | Expired |
| US6021233A | WDM ring transmission system having reduced adjacent channel cross-talk | Electricity | 10 | Expired |
| US8754427B2 | Lens arrangement and LED display device | Electricity | 0 | Active |
| US9520943B2 | Communication over multimode and single mode fiber | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.