Tomas Valis
15Patents
9h-index
8Co-inventors
61Inventor score
Filing activity: Sep 20, 1991 → Dec 20, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6084694A | WDM optical network with passive pass-through at each node | Electricity | 146 | Expired |
| US6493117B1 | WDM optical network with passive pass-through at each node | Electricity | 54 | Expired |
| US5237630A | Fiber optic device with reflector located at splice joint | Physics | 37 | Expired |
| US6631018B1 | WDM optical network with passive pass-through at each node | Electricity | 33 | Expired |
| US6529300B1 | WDM optical network with passive pass-through at each node | Electricity | 25 | Expired |
| US6892032B2 | WDM optical network with passive pass-through at each node | Electricity | 24 | Expired |
| US6748174B2 | WDM optical network with passive pass-through at each node | Electricity | 15 | Expired |
| US6556321B1 | WDM optical network and switching node with pilot tone communications | Electricity | 14 | Expired |
| US6775479B2 | WDM optical network with passive pass-through at each node | Electricity | 13 | Expired |
| US6795652B2 | WDM optical network with passive pass-through at each node | Electricity | 8 | Expired |
| US6751418B2 | WDM optical network with passive pass-through at each node | Electricity | 8 | Expired |
| US6563615B2 | Technique for detecting noise on a data channel | Electricity | 8 | Expired |
| US6757498B2 | WDM optical network with passive pass-through at each node | Electricity | 6 | Expired |
| US5220296A | Coupler for electrical waveguides and mechanical waveguides | Physics | 6 | Expired |
| US6347000B1 | WDM optical network with passive pass-through at each node | General | 0 | Revoked |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.