Robert K. Wade
22Patents
12h-index
11Co-inventors
70Inventor score
Filing activity: Oct 31, 1996 → Apr 30, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5999672A | Integrated bi-directional dual axial gradient refractive index/diffraction grating wavelength division multiplexer | Physics | 86 | Expired |
| US6011884A | Integrated bi-directional axial gradient refractive index/diffraction grating wavelength division multiplexer | Physics | 72 | Expired |
| US6449097B1 | Diffraction grating for wavelength division multiplexing/demultiplexing devices | Emerging Cross-Sectional Technologies | 61 | Expired |
| US6011885A | Integrated bi-directional gradient refractive index wavelength division multiplexer | Physics | 59 | Expired |
| US6137933A | Integrated bi-directional dual axial gradient refractive index/diffraction grating wavelength division multiplexer | Physics | 57 | Expired |
| US6263135A | Wavelength division multiplexing/demultiplexing devices using high index of refraction crystalline lenses | Physics | 34 | Expired |
| US6289155A | Wavelength division multiplexing/demultiplexing devices using dual high index of refraction crystalline lenses | Physics | 33 | Expired |
| US6271970A | Wavelength division multiplexing/demultiplexing devices using dual homogeneous refractive index lenses | Physics | 23 | Expired |
| US6181853A | Wavelength division multiplexing/demultiplexing device using dual polymer lenses | Physics | 17 | Expired |
| US5796525A | Quadaxial gradient index lens | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6591040B1 | Ultra-dense wavelength division multiplexing/demultiplexing devices | Electricity | 15 | Expired |
| US6243513A | Wavelength division multiplexing/demultiplexing devices using diffractive optic lenses | Physics | 12 | Expired |
| US6449068B1 | Optical power managed network node for processing dense wavelength division multiplexed optical signals | Electricity | 10 | Expired |
| US5815318A | Axially-graded index-based couplers | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6236780A | Wavelength division multiplexing/demultiplexing devices using dual diffractive optic lenses | Physics | 9 | Expired |
| US6343169B1 | Ultra-dense wavelength division multiplexing/demultiplexing device | Electricity | 8 | Expired |
| US6434299B1 | Wavelength division multiplexing/demultiplexing devices having concave diffraction gratings | Physics | 6 | Expired |
| US6829096B1 | Bi-directional wavelength division multiplexing/demultiplexing devices | Electricity | 6 | Expired |
| US6298182A | Wavelength division multiplexing/demultiplexing devices using polymer lenses | Physics | 4 | Expired |
| US6580856B1 | Wavelength division multiplexing/demultiplexing devices using homogeneous refractive index lenses | Physics | 2 | Expired |
| US6404945B1 | Wavelength division multiplexing/demultiplexing devices using homogeneous refractive index lenses | Physics | 1 | Expired |
| US6480648B1 | Technique for detecting the status of WDM optical signals | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.