Patent · US Expired

Ion selective field-effect sensor

US4352726A · kind A · utility

7Cited by
4References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 28, 1980
Grant dateOct 5, 1982
Priority date
Expiry dateOct 28, 2000

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N27/414
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An ion selective field-effect sensor selectively sensitive to a particular cation to be measured is disclosed. In the sensor is used a giant heterocyclic compound selectively forming a complex with the particular cation as an ion sensitive film provided on a surface of a field-effect semiconductor device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.