Christopher M. Look
17Patents
7h-index
14Co-inventors
63Inventor score
Filing activity: Feb 4, 1980 → Aug 13, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5387927A | Method and apparatus for broadband transmission from a central office to a number of subscribers | Electricity | 87 | Expired |
| US5768279A | Broad band transmission system | Electricity | 63 | Expired |
| US4399541A | Light emitting device package having combined heater/cooler | Electricity | 57 | Expired |
| US7983560B2 | Modular WSS-based communications system with colorless add/drop interfaces | Electricity | 29 | Active |
| US7447397B1 | Optical switch matrix | Physics | 17 | Expired |
| US8406620B2 | Passive optical network (PON) in-band optical time domain reflectometer (OTDR) | Physics | 15 | Active |
| US4389557A | Semiconductor laser bonding technique | Electricity | 11 | Expired |
| US4329189A | Channelled substrate double heterostructure lasers | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4325034A | Semiconductor lasers with integrally formed light emitting diodes | Electricity | 5 | Expired |
| US8244127B2 | Quality of service in an optical network | Electricity | 4 | Active |
| US7142746B2 | Optical backplane system | Electricity | 4 | Expired |
| US7885541B2 | Method and apparatus for optical performance monitoring | Electricity | 1 | Active |
| US8463122B2 | Quality of service in an optical network | Electricity | 1 | Active |
| US7174066B1 | Method and an apparatus to detect signal failure on a per wavelength basis | Electricity | 1 | Expired |
| US8687964B2 | In-band control mechanism | Electricity | 1 | Active |
| US7848644B2 | Method and an apparatus to provide optical equipment protection | Electricity | 0 | Active |
| US4323859A | Chanelled substrate double heterostructure lasers | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.