Projector
US7503658B2 · kind B2 · utility
2Cited by
20References
53Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 20, 2005 |
| Grant date | Mar 17, 2009 |
| Priority date | — |
| Expiry date | Jul 7, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0425
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An apparatus projects at least one color of light which is attenuated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.