David W. Dranchak
19Patents
15h-index
27Co-inventors
78Inventor score
Filing activity: Dec 19, 1988 → Nov 22, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5061192A | High density connector | Electricity | 155 | Expired |
| US5838116A | Fluorescent light ballast with information transmission circuitry | Emerging Cross-Sectional Technologies | 138 | Expired |
| US6218787A | Remote dimming control system for a fluorescent ballast utilizing existing building wiring | Emerging Cross-Sectional Technologies | 114 | 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 |
| US5953214A | Dual substrate package assembly coupled to a conducting member | Electricity | 83 | Expired |
| US5163834A | High density connector | Electricity | 75 | Expired |
| US5248262A | High density connector | Electricity | 53 | Expired |
| US5237743A | Method of forming a conductive end portion on a flexible circuit member | Emerging Cross-Sectional Technologies | 52 | 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 |
| US5930130A | Inrush protection circuit | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4892487A | Connector assembly with movable carriage | Electricity | 34 | Expired |
| US4907975A | Electrical connector utilizing flexible electrical circuitry | Electricity | 28 | Expired |
| US6046911A | Dual substrate package assembly having dielectric member engaging contacts at only three locations | Electricity | 21 | Expired |
| US5908235A | Ballast fixture for fluorescent lighting | Electricity | 14 | Expired |
| US10364968B2 | Externally actuated joiner assembly for connecting adjacent structures | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10175670B2 | Resource control system with local reallocation | Physics | 0 | Active |
| US9506962B2 | Resource control system with local reallocation | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.