Helmut Hanisch
3Patents
2h-index
3Co-inventors
30Inventor score
Filing activity: Feb 20, 1987 → Dec 31, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5069517A | Integrated optical waveguide | Physics | 8 | Expired |
| US4742325A | Thin-film circuit and method of making the same | Electricity | 5 | Expired |
| US5139341A | Optical modulator | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.