Patent · US Active

Optical monitor

US11542596B2 · kind B2 · utility

0Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 1, 2019
Grant dateJan 3, 2023
Priority date
Expiry dateFeb 20, 2040

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2021/8416
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A coating system may include a coating chamber; a substrate holder to move a substrate along a motion path; and a sensor device in the coating chamber, wherein the sensor device is configured to move along the motion path, and wherein the sensor device is to perform a spectral measurement on the substrate.

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