Charles Edwards
41Patents
14h-index
21Co-inventors
81Inventor score
Filing activity: Oct 10, 1991 → Aug 3, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8631598B2 | Light emitting sign and display surface therefor | Physics | 235 | Active |
| US8539702B2 | Light emitting sign and display surface therefor | Physics | 90 | Active |
| US7270712B2 | Industrial microdeposition system for polymer light emitting diode displays, printed circuit boards and the like | Electricity | 54 | Expired |
| US5183613A | Process for the preparation of solventless, low friction, abrasion-resistant coatings for elastomeric substrates | Emerging Cross-Sectional Technologies | 49 | Expired |
| US7757632B2 | Waveform generator for microdeposition control system | Electricity | 40 | Active |
| US7449070B2 | Waveform generator for microdeposition control system | Electricity | 38 | Expired |
| US7937865B2 | Light emitting sign and display surface therefor | Physics | 33 | Active |
| US7815965B2 | Industrial microdeposition system including masking to reduce the impact of droplet alignment and droplet volume tolerances and errors | Electricity | 26 | Active |
| US7611754B2 | Industrial microdeposition system including masking to reduce the impact of droplet alignment and droplet volume tolerances and errors | Electricity | 25 | Expired |
| US8616714B2 | Solid-state lamps with improved radial emission and thermal performance | Mechanical Engineering; Lighting; Heating | 22 | Active |
| US7160105B2 | Temperature controlled vacuum chuck | Emerging Cross-Sectional Technologies | 20 | Expired |
| US8783887B2 | Color tunable light emitting device | Mechanical Engineering; Lighting; Heating | 20 | Active |
| US7244310B2 | Over-clocking in a microdeposition control system to improve resolution | Electricity | 18 | Expired |
| US8604678B2 | Wavelength conversion component with a diffusing layer | Mechanical Engineering; Lighting; Heating | 17 | Active |
| US6824485B2 | Power transmission belt | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| USD710535S1 | Optical component for an LED lamp | General | 13 | Active |
| US10600939B2 | Solid-state light emitting devices and signage with photoluminescence wavelength conversion and photoluminescent compositions therefor | Electricity | 11 | Active |
| US8614539B2 | Wavelength conversion component with scattering particles | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US8957585B2 | Solid-state light emitting devices with photoluminescence wavelength conversion | Electricity | 9 | Active |
| USD747031S1 | Optical component for an LED lamp | General | 7 | Active |
| US8992051B2 | Solid-state lamps with improved radial emission and thermal performance | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US8610341B2 | Wavelength conversion component | Electricity | 4 | Active |
| US9103529B2 | Photoluminescent daylight panel | Fixed Constructions | 4 | Active |
| US9458988B2 | Color tunable light emitting device | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US8302336B2 | Light emitting sign and display surface therefor | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.