Moisture sealing of optical waveguide devices with doped silicon dioxide
US5026135A · kind A · utility
19Cited by
4References
28Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 20, 1990 |
| Grant date | Jun 25, 1991 |
| Priority date | — |
| Expiry date | Apr 20, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/132
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Optical waveguide devices have improved barrier properties after having been coated with silicon dioxide doped with certain metals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.