Patent · US Expired

Device for treating a disc-shaped object

US6536454B2 · kind B2 · utility

47Cited by
21References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 1, 2001
Grant dateMar 25, 2003
Priority date
Expiry dateSep 2, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S134/902
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

The invention relates to a device for treating at least one bottom of a disc-shaped object.

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