THORN Lighting Ltd.
11Patents
5Active
11Granted
45Portfolio score
Filing activity: Apr 3, 1975 → Feb 17, 2022 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9054317B2 | Multilayer organic device | Electricity | 164 | Active |
| USD602627S1 | Light | General | 36 | Expired |
| USD767809S1 | Downlight | General | 25 | Active |
| USD325994S | Lamp | General | 21 | Expired |
| US4256988A | Incandescent halogen lamp with protective envelope coating | Electricity | 13 | Expired |
| US3984590A | Electric discharge lamp | Electricity | 10 | Expired |
| USD1044095S1 | Ceiling light | General | 4 | Active |
| USD1047253S1 | Luminaire | General | 3 | Active |
| US3982046A | Incandescent lamps | Electricity | 3 | Expired |
| US9157620B2 | Mounting arrangement and method for mounting an optical member to an oblong luminaire | Emerging Cross-Sectional Technologies | 0 | Active |
| USRE30165E | Electric discharge lamp | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.