Patent · US Expired

Released film structures and method of measuring film properties

US4823607A · kind A · utility

28Cited by
1References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 18, 1987
Grant dateApr 25, 1989
Priority date
Expiry dateMay 18, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2203/0647
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Released film structures are employed in measuring the mechanical properties of the film material. By measuring the deformation of thin film structures held under intrinsic tensile stress and then released, these mechanical properties can be accurately measured.

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