Patent · US Active

Methods for designing tinted contact lenses

US7431454B2 · kind B2 · utility

12Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 2006
Grant dateOct 7, 2008
Priority date
Expiry dateOct 18, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02C7/046
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The invention provides methods for designing patterns for use in tinted contact lenses in which the patterns are generated using algorithms. The method of the invention provides an objective description of the pattern for purposes of tooling, metrology and manufacturing of a lens incorporating the pattern.

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