Gas sensor
US4694834A · kind A · utility
12Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 1986 |
| Grant date | Sep 22, 1987 |
| Priority date | — |
| Expiry date | Mar 31, 2006 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N27/4141
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A simplified gas sensor which includes a pH sensitive transducer having a gate-insulated field effect transistor (FET) structure. The gas sensor is particularly adapted to detect carbon dioxide in fluids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.