Patent · US Expired

Method and apparatus for metal surface process by laser beam

US5072091A · kind A · utility

22Cited by
7References
18Claims
0Family size

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Key dates

Filing dateFeb 16, 1990
Grant dateDec 10, 1991
Priority date
Expiry dateFeb 16, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03H2270/13
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

The method and apparatus for processing metal surfaces by forming the fine irregularity patterns onto metal surfaces in accordance with both of the strong and weak patterns characterized by the interference light on the metal surfaces under the irradiation of the interference light of laser beam onto the metal surfaces is described.

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