LUMATECH GMBH
9Patents
0Active
9Granted
26Portfolio score
Filing activity: Jan 13, 1987 → Mar 13, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5857760A | Illuminated balloon apparatus and method | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4750096A | Fluorescent light fixture | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US5044974A | Mechanism for locking a fluorescent lamp adaptor | Electricity | 15 | Expired |
| US5424610A | Compact fluorescent outboard ballast | Electricity | 12 | Expired |
| US5199783A | Fluorescent lighting system | Electricity | 11 | Expired |
| US5304076A | Lamp electrical contact | Electricity | 4 | Expired |
| USD304767S | Fluorescent lighting fixture or similar article | General | 3 | Expired |
| US5949196A | Method and system for switchable light levels in operating gas discharge lamps with an inexpensive single ballast | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5608289A | Fluorescent lamp adapter with shell form ballast | Mechanical Engineering; Lighting; Heating | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.