Electrodeless lamp system and bulb thereof
US7253555B2 · kind B2 · utility
0Cited by
14References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 9, 2003 |
| Grant date | Aug 7, 2007 |
| Priority date | — |
| Expiry date | Mar 21, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J65/044
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A bulb in an electrodeless lamp system comprises a bulb unit having an envelope space in which luminous material excited by an electric field to form plasma and generate light is filled and two or more conductors installed in the envelope space so that ends of the conductors face each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.