John Luk
16Patents
7h-index
13Co-inventors
63Inventor score
Filing activity: Jul 23, 1990 → Feb 13, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6846094B2 | Flexible LED lighting strip | Electricity | 129 | Expired |
| US7210818B2 | Flexible LED lighting strip | Emerging Cross-Sectional Technologies | 129 | Expired |
| US6585395B2 | Variable beam light emitting diode light source system | Electricity | 44 | Expired |
| US6908214B2 | Variable beam LED light source system | Electricity | 26 | Expired |
| US7152996B2 | Diode lighting system | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5060126A | Color wheel for lighting devices | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US8344655B2 | Power and data track lighting system | Electricity | 10 | Active |
| US9541262B2 | Shabbat bulb | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US5873650A | Modular heat sink adapter for lamp bases | Electricity | 6 | Expired |
| US11473764B1 | LED downlight with enhanced features | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9482398B2 | Lightweight and thermally efficient LED down light | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10378776B2 | Stove shield | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10333344B2 | Emergency backup systems providing dimmed power | Electricity | 0 | Active |
| US12181134B2 | Focus adjustable LED step light devices | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10203073B2 | Shabbat bulb with gear controlled blackout mechanism | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11614407B2 | Devices for instant detection and disinfection of aerosol droplet particles using UV light sources | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.