Norbert Fabricius
9Patents
7h-index
20Co-inventors
59Inventor score
Filing activity: May 2, 1989 → Sep 5, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6393180B1 | Providing a refractive index change in an ion diffused material | Physics | 54 | Expired |
| US4950074A | Method of determining the refractive index of a substance and apparatus thereof | Physics | 33 | Expired |
| US5262842A | Optical sensor having a wave guide substrate with interferometer integrated therein | Physics | 20 | Expired |
| US6438291B1 | Coupling of light into a monolithic waveguide device | Physics | 20 | Expired |
| US5611007A | Asymmetric integrated optical Mach-Zehnder interferometer | Physics | 12 | Expired |
| US5526453A | Integrated optical coupler | Physics | 11 | Expired |
| US5590226A | Integrated optical branching arrangement and method using same | Physics | 7 | Expired |
| US6067388A | Method of making an integrated optical component and an integrated optical star coupler made in accordance with said method | Physics | 6 | Expired |
| US6621971B2 | Waveguide structure | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.