Optical waveguide sensor and method of making same
US4889407A · kind A · utility
60Cited by
13References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 1988 |
| Grant date | Dec 26, 1989 |
| Priority date | — |
| Expiry date | Dec 2, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2021/174
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An optical waveguide sensor for determining an analyte in a medium, which sensor comprises an optical waveguide having a portion to be brought into contact with said medium, said portion having a plurality of cells arranged in an array which substantially covers the cross-sectional area of the waveguide, each of said cells containing an indicator sensitive to said analyte, and a method for the preparation of said sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.