Process for producing optical waveguide-provided substrate
US5866200A · kind A · utility
9Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 1997 |
| Grant date | Feb 2, 1999 |
| Priority date | — |
| Expiry date | Mar 26, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/035
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A process for producing an optical waveguide device including a substrate and a ridge-shaped optical waveguide projected at a main plane of the substrate, comprising the steps of: forming said ridge shaped optical waveguide at the main plane of the substrate by abrasion working.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.