Patent · US Expired

Missing lens detection system and method

US6548818B1 · kind B1 · utility

3Cited by
54References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 19, 1999
Grant dateApr 15, 2003
Priority date
Expiry dateOct 19, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29D11/00951
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A system for determining the presence and optionally the position of an ophthalmic product such as a contact lens in a container is provided.

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