Robert H. Katyl
25Patents
18h-index
30Co-inventors
77Inventor score
Filing activity: Jun 13, 1989 → Oct 30, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6271825A | Correction methods for brightness in electronic display | Physics | 183 | Expired |
| US5838116A | Fluorescent light ballast with information transmission circuitry | Emerging Cross-Sectional Technologies | 138 | Expired |
| US5159535A | Method and apparatus for mounting a flexible film semiconductor chip carrier on a circuitized substrate | Electricity | 124 | Expired |
| US6218787A | Remote dimming control system for a fluorescent ballast utilizing existing building wiring | Emerging Cross-Sectional Technologies | 114 | Expired |
| US5661531A | Tiled, flat-panel display having invisible seams | Physics | 108 | Expired |
| US5519289A | Electronic ballast with lamp current correction circuit | Emerging Cross-Sectional Technologies | 97 | Expired |
| US6388396B1 | Electronic ballast with embedded network micro-controller | Emerging Cross-Sectional Technologies | 91 | Expired |
| US6181086A | Electronic ballast with embedded network micro-controller | Emerging Cross-Sectional Technologies | 89 | Expired |
| US5668569A | Tiled, flat-panel displays with luminance-correcting capability | Emerging Cross-Sectional Technologies | 73 | Expired |
| US6243059A | Color correction methods for electronic displays | Emerging Cross-Sectional Technologies | 60 | Expired |
| US5201451A | Method and apparatus for mounting a flexible film semiconductor chip carrier on a circuitized substrate | Electricity | 56 | Expired |
| US6292157A | Flat-panel display assembled from pre-sorted tiles having matching color characteristics and color correction capability | Emerging Cross-Sectional Technologies | 55 | Expired |
| US7061188B1 | Instant start electronic ballast with universal AC input voltage | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6107755A | Modular, configurable dimming ballast for a gas-discharge lamp | Electricity | 48 | Expired |
| US6020868A | Color-matching data architectures for tiled, flat-panel displays | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5930130A | Inrush protection circuit | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5289639A | Fluid treatment apparatus and method | Electricity | 38 | Expired |
| US5170931A | Method and apparatus for mounting a flexible film semiconductor chip carrier on a circuitized substrate | Electricity | 35 | Expired |
| US5435885A | Apparatus and method for fluid processing of electronic packaging with flow pattern change | Electricity | 16 | Expired |
| US5908235A | Ballast fixture for fluorescent lighting | Electricity | 14 | Expired |
| US5266520A | Electronic packaging with varying height connectors | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5173763A | Electronic packaging with varying height connectors | Electricity | 8 | Expired |
| US6344106B1 | Apparatus, and corresponding method, for chemically etching substrates | Electricity | 2 | Expired |
| US5444925A | Fluid treatment apparatus and method | Electricity | 1 | Expired |
| US5614056A | Apparatus for chemically etching substrates | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.