Eric M. Hall
28Patents
11h-index
28Co-inventors
71Inventor score
Filing activity: Jun 15, 2000 → Mar 15, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8124996B2 | White light devices using non-polar or semipolar gallium containing materials and phosphors | Electricity | 189 | Active |
| US8284810B1 | Solid state laser device using a selected crystal orientation in non-polar or semi-polar GaN containing materials and methods | Electricity | 185 | Active |
| US8299473B1 | Polarized white light devices using non-polar or semipolar gallium containing materials and transparent phosphors | Electricity | 58 | Active |
| US8455894B1 | Photonic-crystal light emitting diode and method of manufacture | Electricity | 40 | Active |
| US8494017B2 | Solid state laser device using a selected crystal orientation in non-polar or semi-polar GaN containing materials and methods | Electricity | 37 | Active |
| US8247886B1 | Polarization direction of optical devices using selected spatial configurations | Electricity | 32 | Active |
| US8618560B2 | Polarized white light devices using non-polar or semipolar gallium containing materials and transparent phosphors | Electricity | 21 | Active |
| US9297843B2 | Fault diagnostic systems and methods using oxygen sensor impedance | Mechanical Engineering; Lighting; Heating | 13 | Active |
| US8769937B2 | Soot sensor monitoring | Emerging Cross-Sectional Technologies | 13 | Active |
| US8558265B2 | White light devices using non-polar or semipolar gallium containing materials and phosphors | Electricity | 12 | Active |
| US8791499B1 | GaN containing optical devices and method with ESD stability | Electricity | 12 | Active |
| US6472695B1 | Increased lateral oxidation rate of aluminum indium arsenide | Electricity | 11 | Expired |
| US6653158B2 | Double intracavity contacted long-wavelength VCSELs and method of fabricating same | Electricity | 8 | Expired |
| US6687281B2 | Double intracavity contacted long-wavelength VCSELs | Electricity | 8 | Expired |
| US6810064B1 | Heat spreading layers for vertical cavity surface emitting lasers | Electricity | 5 | Expired |
| US8122758B2 | Purge valve leak diagnostic systems and methods | Mechanical Engineering; Lighting; Heating | 5 | Active |
| USRE47241E1 | Polarized white light devices using non-polar or semipolar gallium containing materials and transparent phosphors | General | 4 | Active |
| US6583033B2 | Method of fabricating a distributed Bragg reflector by controlling material composition using molecular beam epitaxy | Electricity | 4 | Expired |
| US7631556B2 | Empty fuel level detection cross-check | Physics | 4 | Active |
| US6798817B2 | Distributed bragg reflectors incorporating SB material for long-wavelength vertical cavity surface emitting lasers | Electricity | 3 | Expired |
| US9146210B2 | Control system and method for heating an oxygen sensor | Physics | 3 | Active |
| US6714573B2 | Contact scheme for intracavity-contacted vertical-cavity surface-emitting laser | Electricity | 3 | Expired |
| US9133785B2 | Oxygen sensor output correction systems and methods | Emerging Cross-Sectional Technologies | 2 | Active |
| US8956894B2 | White light devices using non-polar or semipolar gallium containing materials and phosphors | Electricity | 1 | Active |
| USRE47711E1 | White light devices using non-polar or semipolar gallium containing materials and phosphors | General | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.